42291680

素因数分解:

$2^5\times 5^1\times {\mathrm{264323}}^1$

素因数の和:264338

約数の個数: 24

約数和(自身を含む): 99914472

約数和(自身を除く): 57622792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 264323, 528646, 1057292, 1321615, 2114584, 2643230, 4229168, 5286460, 8458336, 10572920, 21145840, 42291680]

約数ペア:

[(1, 42291680), (2, 21145840), (4, 10572920), (5, 8458336), (8, 5286460), (10, 4229168), (16, 2643230), (20, 2114584), (32, 1321615), (40, 1057292), (80, 528646), (160, 264323)]