86841580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{620297}}^1$

素因数の和:620313

約数の個数: 24

約数和(自身を含む): 208420128

約数和(自身を除く): 121578548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 620297, 1240594, 2481188, 3101485, 4342079, 6202970, 8684158, 12405940, 17368316, 21710395, 43420790, 86841580]

約数ペア:

[(1, 86841580), (2, 43420790), (4, 21710395), (5, 17368316), (7, 12405940), (10, 8684158), (14, 6202970), (20, 4342079), (28, 3101485), (35, 2481188), (70, 1240594), (140, 620297)]