122640464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{247259}}^1$

素因数の和:247298

約数の個数: 20

約数和(自身を含む): 245281920

約数和(自身を除く): 122641456

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 247259, 494518, 989036, 1978072, 3956144, 7665029, 15330058, 30660116, 61320232, 122640464]

約数ペア:

[(1, 122640464), (2, 61320232), (4, 30660116), (8, 15330058), (16, 7665029), (31, 3956144), (62, 1978072), (124, 989036), (248, 494518), (496, 247259)]