2712560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:881

約数の個数: 40

約数和(自身を含む): 6468336

約数和(自身を除く): 3755776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 827, 1640, 1654, 3280, 3308, 4135, 6616, 8270, 13232, 16540, 33080, 33907, 66160, 67814, 135628, 169535, 271256, 339070, 542512, 678140, 1356280, 2712560]

約数ペア:

[(1, 2712560), (2, 1356280), (4, 678140), (5, 542512), (8, 339070), (10, 271256), (16, 169535), (20, 135628), (40, 67814), (41, 66160), (80, 33907), (82, 33080), (164, 16540), (205, 13232), (328, 8270), (410, 6616), (656, 4135), (820, 3308), (827, 3280), (1640, 1654)]