40455740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155599}}^1$

素因数の和:155621

約数の個数: 24

約数和(自身を含む): 91492800

約数和(自身を除く): 51037060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 155599, 311198, 622396, 777995, 1555990, 2022787, 3111980, 4045574, 8091148, 10113935, 20227870, 40455740]

約数ペア:

[(1, 40455740), (2, 20227870), (4, 10113935), (5, 8091148), (10, 4045574), (13, 3111980), (20, 2022787), (26, 1555990), (52, 777995), (65, 622396), (130, 311198), (260, 155599)]