136830260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{977359}}^1$

素因数の和:977375

約数の個数: 24

約数和(自身を含む): 328392960

約数和(自身を除く): 191562700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 977359, 1954718, 3909436, 4886795, 6841513, 9773590, 13683026, 19547180, 27366052, 34207565, 68415130, 136830260]

約数ペア:

[(1, 136830260), (2, 68415130), (4, 34207565), (5, 27366052), (7, 19547180), (10, 13683026), (14, 9773590), (20, 6841513), (28, 4886795), (35, 3909436), (70, 1954718), (140, 977359)]