13068680

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2081}}^1$

素因数の和:2249

約数の個数: 32

約数和(自身を含む): 29606040

約数和(自身を除く): 16537360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2081, 3140, 4162, 6280, 8324, 10405, 16648, 20810, 41620, 83240, 326717, 653434, 1306868, 1633585, 2613736, 3267170, 6534340, 13068680]

約数ペア:

[(1, 13068680), (2, 6534340), (4, 3267170), (5, 2613736), (8, 1633585), (10, 1306868), (20, 653434), (40, 326717), (157, 83240), (314, 41620), (628, 20810), (785, 16648), (1256, 10405), (1570, 8324), (2081, 6280), (3140, 4162)]