201354890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{166409}}^1$

素因数の和:166438

約数の個数: 24

約数和(自身を含む): 398385540

約数和(自身を除く): 197030650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 166409, 332818, 832045, 1664090, 1830499, 3660998, 9152495, 18304990, 20135489, 40270978, 100677445, 201354890]

約数ペア:

[(1, 201354890), (2, 100677445), (5, 40270978), (10, 20135489), (11, 18304990), (22, 9152495), (55, 3660998), (110, 1830499), (121, 1664090), (242, 832045), (605, 332818), (1210, 166409)]