417652220

素因数分解:

$2^2\times 5^1\times {\mathrm{3121}}^1\times {\mathrm{6691}}^1$

素因数の和:9821

約数の個数: 24

約数和(自身を含む): 877481808

約数和(自身を除く): 459829588

約数列:

[1, 2, 4, 5, 10, 20, 3121, 6242, 6691, 12484, 13382, 15605, 26764, 31210, 33455, 62420, 66910, 133820, 20882611, 41765222, 83530444, 104413055, 208826110, 417652220]

約数ペア:

[(1, 417652220), (2, 208826110), (4, 104413055), (5, 83530444), (10, 41765222), (20, 20882611), (3121, 133820), (6242, 66910), (6691, 62420), (12484, 33455), (13382, 31210), (15605, 26764)]