123656210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1669}}^1$

素因数の和:1946

約数の個数: 32

約数和(自身を含む): 230860800

約数和(自身を除く): 107204590

約数列:

[1, 2, 5, 10, 31, 62, 155, 239, 310, 478, 1195, 1669, 2390, 3338, 7409, 8345, 14818, 16690, 37045, 51739, 74090, 103478, 258695, 398891, 517390, 797782, 1994455, 3988910, 12365621, 24731242, 61828105, 123656210]

約数ペア:

[(1, 123656210), (2, 61828105), (5, 24731242), (10, 12365621), (31, 3988910), (62, 1994455), (155, 797782), (239, 517390), (310, 398891), (478, 258695), (1195, 103478), (1669, 74090), (2390, 51739), (3338, 37045), (7409, 16690), (8345, 14818)]