20044550

素因数分解:

$2^1\times 5^2\times {\mathrm{503}}^1\times {\mathrm{797}}^1$

素因数の和:1312

約数の個数: 24

約数和(自身を含む): 37403856

約数和(自身を除く): 17359306

約数列:

[1, 2, 5, 10, 25, 50, 503, 797, 1006, 1594, 2515, 3985, 5030, 7970, 12575, 19925, 25150, 39850, 400891, 801782, 2004455, 4008910, 10022275, 20044550]

約数ペア:

[(1, 20044550), (2, 10022275), (5, 4008910), (10, 2004455), (25, 801782), (50, 400891), (503, 39850), (797, 25150), (1006, 19925), (1594, 12575), (2515, 7970), (3985, 5030)]