66448540

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{7207}}^1$

素因数の和:7677

約数の個数: 24

約数和(自身を含む): 139864032

約数和(自身を除く): 73415492

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 7207, 9220, 14414, 28828, 36035, 72070, 144140, 3322427, 6644854, 13289708, 16612135, 33224270, 66448540]

約数ペア:

[(1, 66448540), (2, 33224270), (4, 16612135), (5, 13289708), (10, 6644854), (20, 3322427), (461, 144140), (922, 72070), (1844, 36035), (2305, 28828), (4610, 14414), (7207, 9220)]