12304420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4129}}^1$

素因数の和:4287

約数の個数: 24

約数和(自身を含む): 26019000

約数和(自身を除く): 13714580

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 4129, 8258, 16516, 20645, 41290, 82580, 615221, 1230442, 2460884, 3076105, 6152210, 12304420]

約数ペア:

[(1, 12304420), (2, 6152210), (4, 3076105), (5, 2460884), (10, 1230442), (20, 615221), (149, 82580), (298, 41290), (596, 20645), (745, 16516), (1490, 8258), (2980, 4129)]