371900540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{8581}}^1$

素因数の和:8798

約数の個数: 48

約数和(自身を含む): 856414944

約数和(自身を除く): 484514404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1970, 2167, 3940, 4334, 8581, 8668, 10835, 17162, 21670, 34324, 42905, 43340, 85810, 94391, 171620, 188782, 377564, 471955, 943910, 1690457, 1887820, 3380914, 6761828, 8452285, 16904570, 18595027, 33809140, 37190054, 74380108, 92975135, 185950270, 371900540]

約数ペア:

[(1, 371900540), (2, 185950270), (4, 92975135), (5, 74380108), (10, 37190054), (11, 33809140), (20, 18595027), (22, 16904570), (44, 8452285), (55, 6761828), (110, 3380914), (197, 1887820), (220, 1690457), (394, 943910), (788, 471955), (985, 377564), (1970, 188782), (2167, 171620), (3940, 94391), (4334, 85810), (8581, 43340), (8668, 42905), (10835, 34324), (17162, 21670)]