1356280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 3129840

約数和(自身を除く): 1773560

約数列:

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

約数ペア:

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