7946173640

素因数分解:

$2^3\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{95461}}^1$

素因数の和:97553

約数の個数: 32

約数和(自身を含む): 17887669560

約数和(自身を除く): 9941495920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2081, 4162, 8324, 10405, 16648, 20810, 41620, 83240, 95461, 190922, 381844, 477305, 763688, 954610, 1909220, 3818440, 198654341, 397308682, 794617364, 993271705, 1589234728, 1986543410, 3973086820, 7946173640]

約数ペア:

[(1, 7946173640), (2, 3973086820), (4, 1986543410), (5, 1589234728), (8, 993271705), (10, 794617364), (20, 397308682), (40, 198654341), (2081, 3818440), (4162, 1909220), (8324, 954610), (10405, 763688), (16648, 477305), (20810, 381844), (41620, 190922), (83240, 95461)]