40812740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65827}}^1$

素因数の和:65867

約数の個数: 24

約数和(自身を含む): 88472832

約数和(自身を除く): 47660092

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 65827, 131654, 263308, 329135, 658270, 1316540, 2040637, 4081274, 8162548, 10203185, 20406370, 40812740]

約数ペア:

[(1, 40812740), (2, 20406370), (4, 10203185), (5, 8162548), (10, 4081274), (20, 2040637), (31, 1316540), (62, 658270), (124, 329135), (155, 263308), (310, 131654), (620, 65827)]