138966340

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{46633}}^1$

素因数の和:46791

約数の個数: 24

約数和(自身を含む): 293794200

約数和(自身を除く): 154827860

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 46633, 93266, 186532, 233165, 466330, 932660, 6948317, 13896634, 27793268, 34741585, 69483170, 138966340]

約数ペア:

[(1, 138966340), (2, 69483170), (4, 34741585), (5, 27793268), (10, 13896634), (20, 6948317), (149, 932660), (298, 466330), (596, 233165), (745, 186532), (1490, 93266), (2980, 46633)]