26688040

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3457}}^1$

素因数の和:3661

約数の個数: 32

約数和(自身を含む): 60376680

約数和(自身を除く): 33688640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3457, 3860, 6914, 7720, 13828, 17285, 27656, 34570, 69140, 138280, 667201, 1334402, 2668804, 3336005, 5337608, 6672010, 13344020, 26688040]

約数ペア:

[(1, 26688040), (2, 13344020), (4, 6672010), (5, 5337608), (8, 3336005), (10, 2668804), (20, 1334402), (40, 667201), (193, 138280), (386, 69140), (772, 34570), (965, 27656), (1544, 17285), (1930, 13828), (3457, 7720), (3860, 6914)]