1099960

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 2507760

約数和(自身を除く): 1407800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 257, 428, 514, 535, 856, 1028, 1070, 1285, 2056, 2140, 2570, 4280, 5140, 10280, 27499, 54998, 109996, 137495, 219992, 274990, 549980, 1099960]

約数ペア:

[(1, 1099960), (2, 549980), (4, 274990), (5, 219992), (8, 137495), (10, 109996), (20, 54998), (40, 27499), (107, 10280), (214, 5140), (257, 4280), (428, 2570), (514, 2140), (535, 2056), (856, 1285), (1028, 1070)]