2611120

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 6142464

約数和(自身を除く): 3531344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 257, 508, 514, 635, 1016, 1028, 1270, 1285, 2032, 2056, 2540, 2570, 4112, 5080, 5140, 10160, 10280, 20560, 32639, 65278, 130556, 163195, 261112, 326390, 522224, 652780, 1305560, 2611120]

約数ペア:

[(1, 2611120), (2, 1305560), (4, 652780), (5, 522224), (8, 326390), (10, 261112), (16, 163195), (20, 130556), (40, 65278), (80, 32639), (127, 20560), (254, 10280), (257, 10160), (508, 5140), (514, 5080), (635, 4112), (1016, 2570), (1028, 2540), (1270, 2056), (1285, 2032)]