20122073920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1453}}^1\times {\mathrm{3329}}^1$

素因数の和:4812

約数の個数: 112

約数和(自身を含む): 51652535760

約数和(自身を除く): 31530461840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 1453, 2080, 2906, 3329, 4160, 5812, 6658, 7265, 11624, 13316, 14530, 16645, 18889, 23248, 26632, 29060, 33290, 37778, 43277, 46496, 53264, 58120, 66580, 75556, 86554, 92992, 94445, 106528, 116240, 133160, 151112, 173108, 188890, 213056, 216385, 232480, 266320, 302224, 346216, 377780, 432770, 464960, 532640, 604448, 692432, 755560, 865540, 1065280, 1208896, 1384864, 1511120, 1731080, 2769728, 3022240, 3462160, 4837037, 6044480, 6924320, 9674074, 13848640, 19348148, 24185185, 38696296, 48370370, 62881481, 77392592, 96740740, 125762962, 154785184, 193481480, 251525924, 309570368, 314407405, 386962960, 503051848, 628814810, 773925920, 1006103696, 1257629620, 1547851840, 2012207392, 2515259240, 4024414784, 5030518480, 10061036960, 20122073920]

約数ペア:

[(1, 20122073920), (2, 10061036960), (4, 5030518480), (5, 4024414784), (8, 2515259240), (10, 2012207392), (13, 1547851840), (16, 1257629620), (20, 1006103696), (26, 773925920), (32, 628814810), (40, 503051848), (52, 386962960), (64, 314407405), (65, 309570368), (80, 251525924), (104, 193481480), (130, 154785184), (160, 125762962), (208, 96740740), (260, 77392592), (320, 62881481), (416, 48370370), (520, 38696296), (832, 24185185), (1040, 19348148), (1453, 13848640), (2080, 9674074), (2906, 6924320), (3329, 6044480), (4160, 4837037), (5812, 3462160), (6658, 3022240), (7265, 2769728), (11624, 1731080), (13316, 1511120), (14530, 1384864), (16645, 1208896), (18889, 1065280), (23248, 865540), (26632, 755560), (29060, 692432), (33290, 604448), (37778, 532640), (43277, 464960), (46496, 432770), (53264, 377780), (58120, 346216), (66580, 302224), (75556, 266320), (86554, 232480), (92992, 216385), (94445, 213056), (106528, 188890), (116240, 173108), (133160, 151112)]