40160920

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1453}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 90555120

約数和(自身を除く): 50394200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 1453, 2764, 2906, 3455, 5528, 5812, 6910, 7265, 11624, 13820, 14530, 27640, 29060, 58120, 1004023, 2008046, 4016092, 5020115, 8032184, 10040230, 20080460, 40160920]

約数ペア:

[(1, 40160920), (2, 20080460), (4, 10040230), (5, 8032184), (8, 5020115), (10, 4016092), (20, 2008046), (40, 1004023), (691, 58120), (1382, 29060), (1453, 27640), (2764, 14530), (2906, 13820), (3455, 11624), (5528, 7265), (5812, 6910)]