142075280

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{3559}}^1$

素因数の和:4071

約数の個数: 40

約数和(自身を含む): 331080000

約数和(自身を除く): 189004720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 3559, 3992, 4990, 7118, 7984, 9980, 14236, 17795, 19960, 28472, 35590, 39920, 56944, 71180, 142360, 284720, 1775941, 3551882, 7103764, 8879705, 14207528, 17759410, 28415056, 35518820, 71037640, 142075280]

約数ペア:

[(1, 142075280), (2, 71037640), (4, 35518820), (5, 28415056), (8, 17759410), (10, 14207528), (16, 8879705), (20, 7103764), (40, 3551882), (80, 1775941), (499, 284720), (998, 142360), (1996, 71180), (2495, 56944), (3559, 39920), (3992, 35590), (4990, 28472), (7118, 19960), (7984, 17795), (9980, 14236)]