858587620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{14401}}^1$

素因数の和:14692

約数の個数: 48

約数和(自身を含む): 1974341376

約数和(自身を除く): 1115753756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1355, 2710, 2981, 5420, 5962, 11924, 14401, 14905, 28802, 29810, 57604, 59620, 72005, 144010, 158411, 288020, 316822, 633644, 792055, 1584110, 3168220, 3902671, 7805342, 15610684, 19513355, 39026710, 42929381, 78053420, 85858762, 171717524, 214646905, 429293810, 858587620]

約数ペア:

[(1, 858587620), (2, 429293810), (4, 214646905), (5, 171717524), (10, 85858762), (11, 78053420), (20, 42929381), (22, 39026710), (44, 19513355), (55, 15610684), (110, 7805342), (220, 3902671), (271, 3168220), (542, 1584110), (1084, 792055), (1355, 633644), (2710, 316822), (2981, 288020), (5420, 158411), (5962, 144010), (11924, 72005), (14401, 59620), (14905, 57604), (28802, 29810)]