12464440

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{983}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 28162080

約数和(自身を除く): 15697640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 983, 1268, 1585, 1966, 2536, 3170, 3932, 4915, 6340, 7864, 9830, 12680, 19660, 39320, 311611, 623222, 1246444, 1558055, 2492888, 3116110, 6232220, 12464440]

約数ペア:

[(1, 12464440), (2, 6232220), (4, 3116110), (5, 2492888), (8, 1558055), (10, 1246444), (20, 623222), (40, 311611), (317, 39320), (634, 19660), (983, 12680), (1268, 9830), (1585, 7864), (1966, 6340), (2536, 4915), (3170, 3932)]