2012086040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{708481}}^1$

素因数の和:708563

約数の個数: 32

約数和(自身を含む): 4590963360

約数和(自身を除く): 2578877320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 708481, 1416962, 2833924, 3542405, 5667848, 7084810, 14169620, 28339240, 50302151, 100604302, 201208604, 251510755, 402417208, 503021510, 1006043020, 2012086040]

約数ペア:

[(1, 2012086040), (2, 1006043020), (4, 503021510), (5, 402417208), (8, 251510755), (10, 201208604), (20, 100604302), (40, 50302151), (71, 28339240), (142, 14169620), (284, 7084810), (355, 5667848), (568, 3542405), (710, 2833924), (1420, 1416962), (2840, 708481)]