82404020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{58031}}^1$

素因数の和:58111

約数の個数: 24

約数和(自身を含む): 175488768

約数和(自身を除く): 93084748

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 58031, 116062, 232124, 290155, 580310, 1160620, 4120201, 8240402, 16480804, 20601005, 41202010, 82404020]

約数ペア:

[(1, 82404020), (2, 41202010), (4, 20601005), (5, 16480804), (10, 8240402), (20, 4120201), (71, 1160620), (142, 580310), (284, 290155), (355, 232124), (710, 116062), (1420, 58031)]