2912404580

素因数分解:

$2^2\times 5^1\times {\mathrm{3449}}^1\times {\mathrm{42221}}^1$

素因数の和:45679

約数の個数: 24

約数和(自身を含む): 6117967800

約数和(自身を除く): 3205563220

約数列:

[1, 2, 4, 5, 10, 20, 3449, 6898, 13796, 17245, 34490, 42221, 68980, 84442, 168884, 211105, 422210, 844420, 145620229, 291240458, 582480916, 728101145, 1456202290, 2912404580]

約数ペア:

[(1, 2912404580), (2, 1456202290), (4, 728101145), (5, 582480916), (10, 291240458), (20, 145620229), (3449, 844420), (6898, 422210), (13796, 211105), (17245, 168884), (34490, 84442), (42221, 68980)]