20138025720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{22003}}^1$

素因数の和:22309

約数の個数: 128

約数和(自身を含む): 62737804800

約数和(自身を除く): 42599779080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 263, 290, 348, 435, 526, 580, 696, 789, 870, 1052, 1160, 1315, 1578, 1740, 2104, 2630, 3156, 3480, 3945, 5260, 6312, 7627, 7890, 10520, 15254, 15780, 22003, 22881, 30508, 31560, 38135, 44006, 45762, 61016, 66009, 76270, 88012, 91524, 110015, 114405, 132018, 152540, 176024, 183048, 220030, 228810, 264036, 305080, 330045, 440060, 457620, 528072, 638087, 660090, 880120, 915240, 1276174, 1320180, 1914261, 2552348, 2640360, 3190435, 3828522, 5104696, 5786789, 6380870, 7657044, 9571305, 11573578, 12761740, 15314088, 17360367, 19142610, 23147156, 25523480, 28933945, 34720734, 38285220, 46294312, 57867890, 69441468, 76570440, 86801835, 115735780, 138882936, 167816881, 173603670, 231471560, 335633762, 347207340, 503450643, 671267524, 694414680, 839084405, 1006901286, 1342535048, 1678168810, 2013802572, 2517253215, 3356337620, 4027605144, 5034506430, 6712675240, 10069012860, 20138025720]

約数ペア:

[(1, 20138025720), (2, 10069012860), (3, 6712675240), (4, 5034506430), (5, 4027605144), (6, 3356337620), (8, 2517253215), (10, 2013802572), (12, 1678168810), (15, 1342535048), (20, 1006901286), (24, 839084405), (29, 694414680), (30, 671267524), (40, 503450643), (58, 347207340), (60, 335633762), (87, 231471560), (116, 173603670), (120, 167816881), (145, 138882936), (174, 115735780), (232, 86801835), (263, 76570440), (290, 69441468), (348, 57867890), (435, 46294312), (526, 38285220), (580, 34720734), (696, 28933945), (789, 25523480), (870, 23147156), (1052, 19142610), (1160, 17360367), (1315, 15314088), (1578, 12761740), (1740, 11573578), (2104, 9571305), (2630, 7657044), (3156, 6380870), (3480, 5786789), (3945, 5104696), (5260, 3828522), (6312, 3190435), (7627, 2640360), (7890, 2552348), (10520, 1914261), (15254, 1320180), (15780, 1276174), (22003, 915240), (22881, 880120), (30508, 660090), (31560, 638087), (38135, 528072), (44006, 457620), (45762, 440060), (61016, 330045), (66009, 305080), (76270, 264036), (88012, 228810), (91524, 220030), (110015, 183048), (114405, 176024), (132018, 152540)]