40023020

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12277}}^1$

素因数の和:12449

約数の個数: 24

約数和(自身を含む): 84570864

約数和(自身を除く): 44547844

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 12277, 24554, 49108, 61385, 122770, 245540, 2001151, 4002302, 8004604, 10005755, 20011510, 40023020]

約数ペア:

[(1, 40023020), (2, 20011510), (4, 10005755), (5, 8004604), (10, 4002302), (20, 2001151), (163, 245540), (326, 122770), (652, 61385), (815, 49108), (1630, 24554), (3260, 12277)]