12608840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3121}}^1$

素因数の和:3233

約数の個数: 32

約数和(自身を含む): 28659960

約数和(自身を除く): 16051120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3121, 4040, 6242, 12484, 15605, 24968, 31210, 62420, 124840, 315221, 630442, 1260884, 1576105, 2521768, 3152210, 6304420, 12608840]

約数ペア:

[(1, 12608840), (2, 6304420), (4, 3152210), (5, 2521768), (8, 1576105), (10, 1260884), (20, 630442), (40, 315221), (101, 124840), (202, 62420), (404, 31210), (505, 24968), (808, 15605), (1010, 12484), (2020, 6242), (3121, 4040)]