3412840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2133

約数の個数: 32

約数和(自身を含む): 7869960

約数和(自身を除く): 4457120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2081, 4162, 8324, 10405, 16648, 20810, 41620, 83240, 85321, 170642, 341284, 426605, 682568, 853210, 1706420, 3412840]

約数ペア:

[(1, 3412840), (2, 1706420), (4, 853210), (5, 682568), (8, 426605), (10, 341284), (20, 170642), (40, 85321), (41, 83240), (82, 41620), (164, 20810), (205, 16648), (328, 10405), (410, 8324), (820, 4162), (1640, 2081)]