298120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 696600

約数和(自身を除く): 398480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 257, 290, 514, 580, 1028, 1160, 1285, 2056, 2570, 5140, 7453, 10280, 14906, 29812, 37265, 59624, 74530, 149060, 298120]

約数ペア:

[(1, 298120), (2, 149060), (4, 74530), (5, 59624), (8, 37265), (10, 29812), (20, 14906), (29, 10280), (40, 7453), (58, 5140), (116, 2570), (145, 2056), (232, 1285), (257, 1160), (290, 1028), (514, 580)]