28999160

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2287}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 65482560

約数和(自身を除く): 36483400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2287, 2536, 3170, 4574, 6340, 9148, 11435, 12680, 18296, 22870, 45740, 91480, 724979, 1449958, 2899916, 3624895, 5799832, 7249790, 14499580, 28999160]

約数ペア:

[(1, 28999160), (2, 14499580), (4, 7249790), (5, 5799832), (8, 3624895), (10, 2899916), (20, 1449958), (40, 724979), (317, 91480), (634, 45740), (1268, 22870), (1585, 18296), (2287, 12680), (2536, 11435), (3170, 9148), (4574, 6340)]