66761740

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{14969}}^1$

素因数の和:15201

約数の個数: 24

約数和(自身を含む): 140837760

約数和(自身を除く): 74076020

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 14969, 29938, 59876, 74845, 149690, 299380, 3338087, 6676174, 13352348, 16690435, 33380870, 66761740]

約数ペア:

[(1, 66761740), (2, 33380870), (4, 16690435), (5, 13352348), (10, 6676174), (20, 3338087), (223, 299380), (446, 149690), (892, 74845), (1115, 59876), (2230, 29938), (4460, 14969)]