28948795820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{206777113}}^1$

素因数の和:206777129

約数の個数: 24

約数和(自身を含む): 69477110304

約数和(自身を除く): 40528314484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 206777113, 413554226, 827108452, 1033885565, 1447439791, 2067771130, 2894879582, 4135542260, 5789759164, 7237198955, 14474397910, 28948795820]

約数ペア:

[(1, 28948795820), (2, 14474397910), (4, 7237198955), (5, 5789759164), (7, 4135542260), (10, 2894879582), (14, 2067771130), (20, 1447439791), (28, 1033885565), (35, 827108452), (70, 413554226), (140, 206777113)]