12517840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4229}}^1$

素因数の和:4279

約数の個数: 40

約数和(自身を含む): 29897640

約数和(自身を除く): 17379800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 4229, 8458, 16916, 21145, 33832, 42290, 67664, 84580, 156473, 169160, 312946, 338320, 625892, 782365, 1251784, 1564730, 2503568, 3129460, 6258920, 12517840]

約数ペア:

[(1, 12517840), (2, 6258920), (4, 3129460), (5, 2503568), (8, 1564730), (10, 1251784), (16, 782365), (20, 625892), (37, 338320), (40, 312946), (74, 169160), (80, 156473), (148, 84580), (185, 67664), (296, 42290), (370, 33832), (592, 21145), (740, 16916), (1480, 8458), (2960, 4229)]