120159020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{98491}}^1$

素因数の和:98561

約数の個数: 24

約数和(自身を含む): 256473168

約数和(自身を除く): 136314148

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 98491, 196982, 393964, 492455, 984910, 1969820, 6007951, 12015902, 24031804, 30039755, 60079510, 120159020]

約数ペア:

[(1, 120159020), (2, 60079510), (4, 30039755), (5, 24031804), (10, 12015902), (20, 6007951), (61, 1969820), (122, 984910), (244, 492455), (305, 393964), (610, 196982), (1220, 98491)]