1457080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 3330000

約数和(自身を除く): 1872920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 499, 584, 730, 998, 1460, 1996, 2495, 2920, 3992, 4990, 9980, 19960, 36427, 72854, 145708, 182135, 291416, 364270, 728540, 1457080]

約数ペア:

[(1, 1457080), (2, 728540), (4, 364270), (5, 291416), (8, 182135), (10, 145708), (20, 72854), (40, 36427), (73, 19960), (146, 9980), (292, 4990), (365, 3992), (499, 2920), (584, 2495), (730, 1996), (998, 1460)]