68905220

素因数分解:

$2^2\times 5^1\times {\mathrm{773}}^1\times {\mathrm{4457}}^1$

素因数の和:5239

約数の個数: 24

約数和(自身を含む): 144920664

約数和(自身を除く): 76015444

約数列:

[1, 2, 4, 5, 10, 20, 773, 1546, 3092, 3865, 4457, 7730, 8914, 15460, 17828, 22285, 44570, 89140, 3445261, 6890522, 13781044, 17226305, 34452610, 68905220]

約数ペア:

[(1, 68905220), (2, 34452610), (4, 17226305), (5, 13781044), (10, 6890522), (20, 3445261), (773, 89140), (1546, 44570), (3092, 22285), (3865, 17828), (4457, 15460), (7730, 8914)]