90661060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647579}}^1$

素因数の和:647595

約数の個数: 24

約数和(自身を含む): 217586880

約数和(自身を除く): 126925820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647579, 1295158, 2590316, 3237895, 4533053, 6475790, 9066106, 12951580, 18132212, 22665265, 45330530, 90661060]

約数ペア:

[(1, 90661060), (2, 45330530), (4, 22665265), (5, 18132212), (7, 12951580), (10, 9066106), (14, 6475790), (20, 4533053), (28, 3237895), (35, 2590316), (70, 1295158), (140, 647579)]