156936469220

素因数分解:

$2^2\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{3901951}}^1$

素因数の和:3903971

約数の個数: 24

約数和(自身を含む): 329730551808

約数和(自身を除く): 172794082588

約数列:

[1, 2, 4, 5, 10, 20, 2011, 4022, 8044, 10055, 20110, 40220, 3901951, 7803902, 15607804, 19509755, 39019510, 78039020, 7846823461, 15693646922, 31387293844, 39234117305, 78468234610, 156936469220]

約数ペア:

[(1, 156936469220), (2, 78468234610), (4, 39234117305), (5, 31387293844), (10, 15693646922), (20, 7846823461), (2011, 78039020), (4022, 39019510), (8044, 19509755), (10055, 15607804), (20110, 7803902), (40220, 3901951)]