69660020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{65717}}^1$

素因数の和:65779

約数の個数: 24

約数和(自身を含む): 149048424

約数和(自身を除く): 79388404

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 65717, 131434, 262868, 328585, 657170, 1314340, 3483001, 6966002, 13932004, 17415005, 34830010, 69660020]

約数ペア:

[(1, 69660020), (2, 34830010), (4, 17415005), (5, 13932004), (10, 6966002), (20, 3483001), (53, 1314340), (106, 657170), (212, 328585), (265, 262868), (530, 131434), (1060, 65717)]