17290730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 32313600

約数和(自身を除く): 15022870

約数列:

[1, 2, 5, 10, 43, 79, 86, 158, 215, 395, 430, 509, 790, 1018, 2545, 3397, 5090, 6794, 16985, 21887, 33970, 40211, 43774, 80422, 109435, 201055, 218870, 402110, 1729073, 3458146, 8645365, 17290730]

約数ペア:

[(1, 17290730), (2, 8645365), (5, 3458146), (10, 1729073), (43, 402110), (79, 218870), (86, 201055), (158, 109435), (215, 80422), (395, 43774), (430, 40211), (509, 33970), (790, 21887), (1018, 16985), (2545, 6794), (3397, 5090)]