211037140

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{10867}}^1$

素因数の和:11847

約数の個数: 24

約数和(自身を含む): 443675232

約数和(自身を除く): 232638092

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4855, 9710, 10867, 19420, 21734, 43468, 54335, 108670, 217340, 10551857, 21103714, 42207428, 52759285, 105518570, 211037140]

約数ペア:

[(1, 211037140), (2, 105518570), (4, 52759285), (5, 42207428), (10, 21103714), (20, 10551857), (971, 217340), (1942, 108670), (3884, 54335), (4855, 43468), (9710, 21734), (10867, 19420)]