66526340

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{1993}}^1$

素因数の和:3671

約数の個数: 24

約数和(自身を含む): 139859160

約数和(自身を除く): 73332820

約数列:

[1, 2, 4, 5, 10, 20, 1669, 1993, 3338, 3986, 6676, 7972, 8345, 9965, 16690, 19930, 33380, 39860, 3326317, 6652634, 13305268, 16631585, 33263170, 66526340]

約数ペア:

[(1, 66526340), (2, 33263170), (4, 16631585), (5, 13305268), (10, 6652634), (20, 3326317), (1669, 39860), (1993, 33380), (3338, 19930), (3986, 16690), (6676, 9965), (7972, 8345)]