40429820

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{1583}}^1$

素因数の和:2869

約数の個数: 24

約数和(自身を含む): 85022784

約数和(自身を除く): 44592964

約数列:

[1, 2, 4, 5, 10, 20, 1277, 1583, 2554, 3166, 5108, 6332, 6385, 7915, 12770, 15830, 25540, 31660, 2021491, 4042982, 8085964, 10107455, 20214910, 40429820]

約数ペア:

[(1, 40429820), (2, 20214910), (4, 10107455), (5, 8085964), (10, 4042982), (20, 2021491), (1277, 31660), (1583, 25540), (2554, 15830), (3166, 12770), (5108, 7915), (6332, 6385)]