13901080

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2081}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 31479840

約数和(自身を除く): 17578760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 2081, 3340, 4162, 6680, 8324, 10405, 16648, 20810, 41620, 83240, 347527, 695054, 1390108, 1737635, 2780216, 3475270, 6950540, 13901080]

約数ペア:

[(1, 13901080), (2, 6950540), (4, 3475270), (5, 2780216), (8, 1737635), (10, 1390108), (20, 695054), (40, 347527), (167, 83240), (334, 41620), (668, 20810), (835, 16648), (1336, 10405), (1670, 8324), (2081, 6680), (3340, 4162)]