7090790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 15390000

約数和(自身を除く): 8299210

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 499, 998, 1015, 1421, 2030, 2495, 2842, 3493, 4990, 6986, 7105, 14210, 14471, 17465, 24451, 28942, 34930, 48902, 72355, 101297, 122255, 144710, 202594, 244510, 506485, 709079, 1012970, 1418158, 3545395, 7090790]

約数ペア:

[(1, 7090790), (2, 3545395), (5, 1418158), (7, 1012970), (10, 709079), (14, 506485), (29, 244510), (35, 202594), (49, 144710), (58, 122255), (70, 101297), (98, 72355), (145, 48902), (203, 34930), (245, 28942), (290, 24451), (406, 17465), (490, 14471), (499, 14210), (998, 7105), (1015, 6986), (1421, 4990), (2030, 3493), (2495, 2842)]