2556550160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1030867}}^1$

素因数の和:1030911

約数の個数: 40

約数和(自身を含む): 6135726336

約数和(自身を除く): 3579176176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1030867, 2061734, 4123468, 5154335, 8246936, 10308670, 16493872, 20617340, 31956877, 41234680, 63913754, 82469360, 127827508, 159784385, 255655016, 319568770, 511310032, 639137540, 1278275080, 2556550160]

約数ペア:

[(1, 2556550160), (2, 1278275080), (4, 639137540), (5, 511310032), (8, 319568770), (10, 255655016), (16, 159784385), (20, 127827508), (31, 82469360), (40, 63913754), (62, 41234680), (80, 31956877), (124, 20617340), (155, 16493872), (248, 10308670), (310, 8246936), (496, 5154335), (620, 4123468), (1240, 2061734), (2480, 1030867)]