10805140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13177}}^1$

素因数の和:13227

約数の個数: 24

約数和(自身を含む): 23245992

約数和(自身を除く): 12440852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 13177, 26354, 52708, 65885, 131770, 263540, 540257, 1080514, 2161028, 2701285, 5402570, 10805140]

約数ペア:

[(1, 10805140), (2, 5402570), (4, 2701285), (5, 2161028), (10, 1080514), (20, 540257), (41, 263540), (82, 131770), (164, 65885), (205, 52708), (410, 26354), (820, 13177)]