7966706680

素因数分解:

$2^3\times 5^1\times {\mathrm{4211}}^1\times {\mathrm{47297}}^1$

素因数の和:51519

約数の個数: 32

約数和(自身を含む): 17929725840

約数和(自身を除く): 9963019160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4211, 8422, 16844, 21055, 33688, 42110, 47297, 84220, 94594, 168440, 189188, 236485, 378376, 472970, 945940, 1891880, 199167667, 398335334, 796670668, 995838335, 1593341336, 1991676670, 3983353340, 7966706680]

約数ペア:

[(1, 7966706680), (2, 3983353340), (4, 1991676670), (5, 1593341336), (8, 995838335), (10, 796670668), (20, 398335334), (40, 199167667), (4211, 1891880), (8422, 945940), (16844, 472970), (21055, 378376), (33688, 236485), (42110, 189188), (47297, 168440), (84220, 94594)]