8525720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30449}}^1$

素因数の和:30467

約数の個数: 32

約数和(自身を含む): 21924000

約数和(自身を除く): 13398280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30449, 60898, 121796, 152245, 213143, 243592, 304490, 426286, 608980, 852572, 1065715, 1217960, 1705144, 2131430, 4262860, 8525720]

約数ペア:

[(1, 8525720), (2, 4262860), (4, 2131430), (5, 1705144), (7, 1217960), (8, 1065715), (10, 852572), (14, 608980), (20, 426286), (28, 304490), (35, 243592), (40, 213143), (56, 152245), (70, 121796), (140, 60898), (280, 30449)]