3993468860

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{449}}^1\times {\mathrm{1013}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 8432424000

約数和(自身を除く): 4438955140

約数列:

[1, 2, 4, 5, 10, 20, 439, 449, 878, 898, 1013, 1756, 1796, 2026, 2195, 2245, 4052, 4390, 4490, 5065, 8780, 8980, 10130, 20260, 197111, 394222, 444707, 454837, 788444, 889414, 909674, 985555, 1778828, 1819348, 1971110, 2223535, 2274185, 3942220, 4447070, 4548370, 8894140, 9096740, 199673443, 399346886, 798693772, 998367215, 1996734430, 3993468860]

約数ペア:

[(1, 3993468860), (2, 1996734430), (4, 998367215), (5, 798693772), (10, 399346886), (20, 199673443), (439, 9096740), (449, 8894140), (878, 4548370), (898, 4447070), (1013, 3942220), (1756, 2274185), (1796, 2223535), (2026, 1971110), (2195, 1819348), (2245, 1778828), (4052, 985555), (4390, 909674), (4490, 889414), (5065, 788444), (8780, 454837), (8980, 444707), (10130, 394222), (20260, 197111)]