801535220

素因数分解:

$2^2\times 5^1\times {\mathrm{3121}}^1\times {\mathrm{12841}}^1$

素因数の和:15971

約数の個数: 24

約数和(自身を含む): 1683894408

約数和(自身を除く): 882359188

約数列:

[1, 2, 4, 5, 10, 20, 3121, 6242, 12484, 12841, 15605, 25682, 31210, 51364, 62420, 64205, 128410, 256820, 40076761, 80153522, 160307044, 200383805, 400767610, 801535220]

約数ペア:

[(1, 801535220), (2, 400767610), (4, 200383805), (5, 160307044), (10, 80153522), (20, 40076761), (3121, 256820), (6242, 128410), (12484, 64205), (12841, 62420), (15605, 51364), (25682, 31210)]