40077920

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2341}}^1$

素因数の和:2463

約数の個数: 48

約数和(自身を含む): 95609808

約数和(自身を除く): 55531888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 2140, 2341, 3424, 4280, 4682, 8560, 9364, 11705, 17120, 18728, 23410, 37456, 46820, 74912, 93640, 187280, 250487, 374560, 500974, 1001948, 1252435, 2003896, 2504870, 4007792, 5009740, 8015584, 10019480, 20038960, 40077920]

約数ペア:

[(1, 40077920), (2, 20038960), (4, 10019480), (5, 8015584), (8, 5009740), (10, 4007792), (16, 2504870), (20, 2003896), (32, 1252435), (40, 1001948), (80, 500974), (107, 374560), (160, 250487), (214, 187280), (428, 93640), (535, 74912), (856, 46820), (1070, 37456), (1712, 23410), (2140, 18728), (2341, 17120), (3424, 11705), (4280, 9364), (4682, 8560)]