20205659360

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:569

約数の個数: 192

約数和(自身を含む): 50071633920

約数和(自身を除く): 29865974560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 79, 80, 82, 127, 158, 160, 164, 205, 254, 307, 316, 328, 395, 410, 508, 614, 632, 635, 656, 790, 820, 1016, 1228, 1264, 1270, 1312, 1535, 1580, 1640, 2032, 2456, 2528, 2540, 3070, 3160, 3239, 3280, 4064, 4912, 5080, 5207, 6140, 6320, 6478, 6560, 9824, 10033, 10160, 10414, 12280, 12587, 12640, 12956, 16195, 20066, 20320, 20828, 24253, 24560, 25174, 25912, 26035, 32390, 38989, 40132, 41656, 48506, 49120, 50165, 50348, 51824, 52070, 62935, 64780, 77978, 80264, 83312, 97012, 100330, 100696, 103648, 104140, 121265, 125870, 129560, 155956, 160528, 166624, 194024, 194945, 200660, 201392, 208280, 242530, 251740, 259120, 311912, 321056, 388048, 389890, 401320, 402784, 411353, 416560, 485060, 503480, 518240, 623824, 776096, 779780, 802640, 822706, 833120, 970120, 994373, 1006960, 1247648, 1559560, 1598549, 1605280, 1645412, 1940240, 1988746, 2013920, 2056765, 3080131, 3119120, 3197098, 3290824, 3880480, 3977492, 4113530, 4971865, 6160262, 6238240, 6394196, 6581648, 7954984, 7992745, 8227060, 9943730, 12320524, 12788392, 13163296, 15400655, 15909968, 15985490, 16454120, 19887460, 24641048, 25576784, 30801310, 31819936, 31970980, 32908240, 39774920, 49282096, 51153568, 61602620, 63941960, 65816480, 79549840, 98564192, 123205240, 126285371, 127883920, 159099680, 246410480, 252570742, 255767840, 492820960, 505141484, 631426855, 1010282968, 1262853710, 2020565936, 2525707420, 4041131872, 5051414840, 10102829680, 20205659360]

約数ペア:

[(1, 20205659360), (2, 10102829680), (4, 5051414840), (5, 4041131872), (8, 2525707420), (10, 2020565936), (16, 1262853710), (20, 1010282968), (32, 631426855), (40, 505141484), (41, 492820960), (79, 255767840), (80, 252570742), (82, 246410480), (127, 159099680), (158, 127883920), (160, 126285371), (164, 123205240), (205, 98564192), (254, 79549840), (307, 65816480), (316, 63941960), (328, 61602620), (395, 51153568), (410, 49282096), (508, 39774920), (614, 32908240), (632, 31970980), (635, 31819936), (656, 30801310), (790, 25576784), (820, 24641048), (1016, 19887460), (1228, 16454120), (1264, 15985490), (1270, 15909968), (1312, 15400655), (1535, 13163296), (1580, 12788392), (1640, 12320524), (2032, 9943730), (2456, 8227060), (2528, 7992745), (2540, 7954984), (3070, 6581648), (3160, 6394196), (3239, 6238240), (3280, 6160262), (4064, 4971865), (4912, 4113530), (5080, 3977492), (5207, 3880480), (6140, 3290824), (6320, 3197098), (6478, 3119120), (6560, 3080131), (9824, 2056765), (10033, 2013920), (10160, 1988746), (10414, 1940240), (12280, 1645412), (12587, 1605280), (12640, 1598549), (12956, 1559560), (16195, 1247648), (20066, 1006960), (20320, 994373), (20828, 970120), (24253, 833120), (24560, 822706), (25174, 802640), (25912, 779780), (26035, 776096), (32390, 623824), (38989, 518240), (40132, 503480), (41656, 485060), (48506, 416560), (49120, 411353), (50165, 402784), (50348, 401320), (51824, 389890), (52070, 388048), (62935, 321056), (64780, 311912), (77978, 259120), (80264, 251740), (83312, 242530), (97012, 208280), (100330, 201392), (100696, 200660), (103648, 194945), (104140, 194024), (121265, 166624), (125870, 160528), (129560, 155956)]