20105992580

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3037159}}^1$

素因数の和:3037499

約数の個数: 24

約数和(自身を含む): 42350159040

約数和(自身を除く): 22244166460

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 3037159, 6074318, 12148636, 15185795, 30371590, 60743180, 1005299629, 2010599258, 4021198516, 5026498145, 10052996290, 20105992580]

約数ペア:

[(1, 20105992580), (2, 10052996290), (4, 5026498145), (5, 4021198516), (10, 2010599258), (20, 1005299629), (331, 60743180), (662, 30371590), (1324, 15185795), (1655, 12148636), (3310, 6074318), (6620, 3037159)]