248395730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{77867}}^1$

素因数の和:77914

約数の個数: 32

約数和(自身を含む): 504584640

約数和(自身を除く): 256188910

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 77867, 155734, 389335, 778670, 856537, 1713074, 2258143, 4282685, 4516286, 8565370, 11290715, 22581430, 24839573, 49679146, 124197865, 248395730]

約数ペア:

[(1, 248395730), (2, 124197865), (5, 49679146), (10, 24839573), (11, 22581430), (22, 11290715), (29, 8565370), (55, 4516286), (58, 4282685), (110, 2258143), (145, 1713074), (290, 856537), (319, 778670), (638, 389335), (1595, 155734), (3190, 77867)]