1260758360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{797}}^1$

素因数の和:1436

約数の個数: 64

約数和(自身を含む): 2885440320

約数和(自身を除く): 1624681960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 557, 568, 710, 797, 1114, 1420, 1594, 2228, 2785, 2840, 3188, 3985, 4456, 5570, 6376, 7970, 11140, 15940, 22280, 31880, 39547, 56587, 79094, 113174, 158188, 197735, 226348, 282935, 316376, 395470, 443929, 452696, 565870, 790940, 887858, 1131740, 1581880, 1775716, 2219645, 2263480, 3551432, 4439290, 8878580, 17757160, 31518959, 63037918, 126075836, 157594795, 252151672, 315189590, 630379180, 1260758360]

約数ペア:

[(1, 1260758360), (2, 630379180), (4, 315189590), (5, 252151672), (8, 157594795), (10, 126075836), (20, 63037918), (40, 31518959), (71, 17757160), (142, 8878580), (284, 4439290), (355, 3551432), (557, 2263480), (568, 2219645), (710, 1775716), (797, 1581880), (1114, 1131740), (1420, 887858), (1594, 790940), (2228, 565870), (2785, 452696), (2840, 443929), (3188, 395470), (3985, 316376), (4456, 282935), (5570, 226348), (6376, 197735), (7970, 158188), (11140, 113174), (15940, 79094), (22280, 56587), (31880, 39547)]