19971480

素因数分解:

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

素因数の和:166443

約数の個数: 32

約数和(自身を含む): 59914800

約数和(自身を除く): 39943320

約数列:

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

約数ペア:

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