66707260

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{6793}}^1$

素因数の和:7293

約数の個数: 24

約数和(自身を含む): 140391216

約数和(自身を除く): 73683956

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 6793, 9820, 13586, 27172, 33965, 67930, 135860, 3335363, 6670726, 13341452, 16676815, 33353630, 66707260]

約数ペア:

[(1, 66707260), (2, 33353630), (4, 16676815), (5, 13341452), (10, 6670726), (20, 3335363), (491, 135860), (982, 67930), (1964, 33965), (2455, 27172), (4910, 13586), (6793, 9820)]