199984510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{4339}}^1$

素因数の和:4776

約数の個数: 32

約数和(自身を含む): 393724800

約数和(自身を除く): 193740290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 419, 838, 2095, 4190, 4339, 4609, 8678, 9218, 21695, 23045, 43390, 46090, 47729, 95458, 238645, 477290, 1818041, 3636082, 9090205, 18180410, 19998451, 39996902, 99992255, 199984510]

約数ペア:

[(1, 199984510), (2, 99992255), (5, 39996902), (10, 19998451), (11, 18180410), (22, 9090205), (55, 3636082), (110, 1818041), (419, 477290), (838, 238645), (2095, 95458), (4190, 47729), (4339, 46090), (4609, 43390), (8678, 23045), (9218, 21695)]