56779420

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{17417}}^1$

素因数の和:17589

約数の個数: 24

約数和(自身を含む): 119975184

約数和(自身を除く): 63195764

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 17417, 34834, 69668, 87085, 174170, 348340, 2838971, 5677942, 11355884, 14194855, 28389710, 56779420]

約数ペア:

[(1, 56779420), (2, 28389710), (4, 14194855), (5, 11355884), (10, 5677942), (20, 2838971), (163, 348340), (326, 174170), (652, 87085), (815, 69668), (1630, 34834), (3260, 17417)]