1552280

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 3529440

約数和(自身を除く): 1977160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 257, 302, 514, 604, 755, 1028, 1208, 1285, 1510, 2056, 2570, 3020, 5140, 6040, 10280, 38807, 77614, 155228, 194035, 310456, 388070, 776140, 1552280]

約数ペア:

[(1, 1552280), (2, 776140), (4, 388070), (5, 310456), (8, 194035), (10, 155228), (20, 77614), (40, 38807), (151, 10280), (257, 6040), (302, 5140), (514, 3020), (604, 2570), (755, 2056), (1028, 1510), (1208, 1285)]