90405370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{7681}}^1$

素因数の和:7806

約数の個数: 32

約数和(自身を含む): 179205696

約数和(自身を除く): 88800326

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 1070, 1177, 2354, 5885, 7681, 11770, 15362, 38405, 76810, 84491, 168982, 422455, 821867, 844910, 1643734, 4109335, 8218670, 9040537, 18081074, 45202685, 90405370]

約数ペア:

[(1, 90405370), (2, 45202685), (5, 18081074), (10, 9040537), (11, 8218670), (22, 4109335), (55, 1643734), (107, 844910), (110, 821867), (214, 422455), (535, 168982), (1070, 84491), (1177, 76810), (2354, 38405), (5885, 15362), (7681, 11770)]