279488780

素因数分解:

$2^2\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{6949}}^1$

素因数の和:8969

約数の個数: 24

約数和(自身を含む): 587302800

約数和(自身を除く): 307814020

約数列:

[1, 2, 4, 5, 10, 20, 2011, 4022, 6949, 8044, 10055, 13898, 20110, 27796, 34745, 40220, 69490, 138980, 13974439, 27948878, 55897756, 69872195, 139744390, 279488780]

約数ペア:

[(1, 279488780), (2, 139744390), (4, 69872195), (5, 55897756), (10, 27948878), (20, 13974439), (2011, 138980), (4022, 69490), (6949, 40220), (8044, 34745), (10055, 27796), (13898, 20110)]