7140820

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1163}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 15057504

約数和(自身を除く): 7916684

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1163, 1228, 1535, 2326, 3070, 4652, 5815, 6140, 11630, 23260, 357041, 714082, 1428164, 1785205, 3570410, 7140820]

約数ペア:

[(1, 7140820), (2, 3570410), (4, 1785205), (5, 1428164), (10, 714082), (20, 357041), (307, 23260), (614, 11630), (1163, 6140), (1228, 5815), (1535, 4652), (2326, 3070)]