39942960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{166429}}^1$

素因数の和:166445

約数の個数: 40

約数和(自身を含む): 123823920

約数和(自身を除く): 83880960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 166429, 332858, 499287, 665716, 832145, 998574, 1331432, 1664290, 1997148, 2496435, 2662864, 3328580, 3994296, 4992870, 6657160, 7988592, 9985740, 13314320, 19971480, 39942960]

約数ペア:

[(1, 39942960), (2, 19971480), (3, 13314320), (4, 9985740), (5, 7988592), (6, 6657160), (8, 4992870), (10, 3994296), (12, 3328580), (15, 2662864), (16, 2496435), (20, 1997148), (24, 1664290), (30, 1331432), (40, 998574), (48, 832145), (60, 665716), (80, 499287), (120, 332858), (240, 166429)]