51221580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{853693}}^1$

素因数の和:853705

約数の個数: 24

約数和(自身を含む): 143420592

約数和(自身を除く): 92199012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 853693, 1707386, 2561079, 3414772, 4268465, 5122158, 8536930, 10244316, 12805395, 17073860, 25610790, 51221580]

約数ペア:

[(1, 51221580), (2, 25610790), (3, 17073860), (4, 12805395), (5, 10244316), (6, 8536930), (10, 5122158), (12, 4268465), (15, 3414772), (20, 2561079), (30, 1707386), (60, 853693)]