1628546980

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{78979}}^1$

素因数の和:80019

約数の個数: 24

約数和(自身を含む): 3423309120

約数和(自身を除く): 1794762140

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 4124, 5155, 10310, 20620, 78979, 157958, 315916, 394895, 789790, 1579580, 81427349, 162854698, 325709396, 407136745, 814273490, 1628546980]

約数ペア:

[(1, 1628546980), (2, 814273490), (4, 407136745), (5, 325709396), (10, 162854698), (20, 81427349), (1031, 1579580), (2062, 789790), (4124, 394895), (5155, 315916), (10310, 157958), (20620, 78979)]