1556163920

素因数分解:

$2^4\times 5^1\times {\mathrm{701}}^1\times {\mathrm{27749}}^1$

素因数の和:28463

約数の個数: 40

約数和(自身を含む): 3623373000

約数和(自身を除く): 2067209080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 701, 1402, 2804, 3505, 5608, 7010, 11216, 14020, 27749, 28040, 55498, 56080, 110996, 138745, 221992, 277490, 443984, 554980, 1109960, 2219920, 19452049, 38904098, 77808196, 97260245, 155616392, 194520490, 311232784, 389040980, 778081960, 1556163920]

約数ペア:

[(1, 1556163920), (2, 778081960), (4, 389040980), (5, 311232784), (8, 194520490), (10, 155616392), (16, 97260245), (20, 77808196), (40, 38904098), (80, 19452049), (701, 2219920), (1402, 1109960), (2804, 554980), (3505, 443984), (5608, 277490), (7010, 221992), (11216, 138745), (14020, 110996), (27749, 56080), (28040, 55498)]