57123980

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{8629}}^1$

素因数の和:8969

約数の個数: 24

約数和(自身を含む): 120336720

約数和(自身を除く): 63212740

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 8629, 17258, 34516, 43145, 86290, 172580, 2856199, 5712398, 11424796, 14280995, 28561990, 57123980]

約数ペア:

[(1, 57123980), (2, 28561990), (4, 14280995), (5, 11424796), (10, 5712398), (20, 2856199), (331, 172580), (662, 86290), (1324, 43145), (1655, 34516), (3310, 17258), (6620, 8629)]