40314520

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4217}}^1$

素因数の和:4467

約数の個数: 32

約数和(自身を含む): 91108800

約数和(自身を除く): 50794280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4217, 4780, 8434, 9560, 16868, 21085, 33736, 42170, 84340, 168680, 1007863, 2015726, 4031452, 5039315, 8062904, 10078630, 20157260, 40314520]

約数ペア:

[(1, 40314520), (2, 20157260), (4, 10078630), (5, 8062904), (8, 5039315), (10, 4031452), (20, 2015726), (40, 1007863), (239, 168680), (478, 84340), (956, 42170), (1195, 33736), (1912, 21085), (2390, 16868), (4217, 9560), (4780, 8434)]