126829640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{64709}}^1$

素因数の和:64734

約数の個数: 48

約数和(自身を含む): 331962300

約数和(自身を除く): 205132660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 64709, 129418, 258836, 323545, 452963, 517672, 647090, 905926, 1294180, 1811852, 2264815, 2588360, 3170741, 3623704, 4529630, 6341482, 9059260, 12682964, 15853705, 18118520, 25365928, 31707410, 63414820, 126829640]

約数ペア:

[(1, 126829640), (2, 63414820), (4, 31707410), (5, 25365928), (7, 18118520), (8, 15853705), (10, 12682964), (14, 9059260), (20, 6341482), (28, 4529630), (35, 3623704), (40, 3170741), (49, 2588360), (56, 2264815), (70, 1811852), (98, 1294180), (140, 905926), (196, 647090), (245, 517672), (280, 452963), (392, 323545), (490, 258836), (980, 129418), (1960, 64709)]