12400820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36473}}^1$

素因数の和:36499

約数の個数: 24

約数和(自身を含む): 27574344

約数和(自身を除く): 15173524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 36473, 72946, 145892, 182365, 364730, 620041, 729460, 1240082, 2480164, 3100205, 6200410, 12400820]

約数ペア:

[(1, 12400820), (2, 6200410), (4, 3100205), (5, 2480164), (10, 1240082), (17, 729460), (20, 620041), (34, 364730), (68, 182365), (85, 145892), (170, 72946), (340, 36473)]