40421030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{310931}}^1$

素因数の和:310951

約数の個数: 16

約数和(自身を含む): 78354864

約数和(自身を除く): 37933834

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 310931, 621862, 1554655, 3109310, 4042103, 8084206, 20210515, 40421030]

約数ペア:

[(1, 40421030), (2, 20210515), (5, 8084206), (10, 4042103), (13, 3109310), (26, 1554655), (65, 621862), (130, 310931)]