12562840

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2473}}^1$

素因数の和:2611

約数の個数: 32

約数和(自身を含む): 28500480

約数和(自身を除く): 15937640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2473, 2540, 4946, 5080, 9892, 12365, 19784, 24730, 49460, 98920, 314071, 628142, 1256284, 1570355, 2512568, 3140710, 6281420, 12562840]

約数ペア:

[(1, 12562840), (2, 6281420), (4, 3140710), (5, 2512568), (8, 1570355), (10, 1256284), (20, 628142), (40, 314071), (127, 98920), (254, 49460), (508, 24730), (635, 19784), (1016, 12365), (1270, 9892), (2473, 5080), (2540, 4946)]