26886980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32789}}^1$

素因数の和:32839

約数の個数: 24

約数和(自身を含む): 57841560

約数和(自身を除く): 30954580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 32789, 65578, 131156, 163945, 327890, 655780, 1344349, 2688698, 5377396, 6721745, 13443490, 26886980]

約数ペア:

[(1, 26886980), (2, 13443490), (4, 6721745), (5, 5377396), (10, 2688698), (20, 1344349), (41, 655780), (82, 327890), (164, 163945), (205, 131156), (410, 65578), (820, 32789)]