85801660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{612869}}^1$

素因数の和:612885

約数の個数: 24

約数和(自身を含む): 205924320

約数和(自身を除く): 120122660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 612869, 1225738, 2451476, 3064345, 4290083, 6128690, 8580166, 12257380, 17160332, 21450415, 42900830, 85801660]

約数ペア:

[(1, 85801660), (2, 42900830), (4, 21450415), (5, 17160332), (7, 12257380), (10, 8580166), (14, 6128690), (20, 4290083), (28, 3064345), (35, 2451476), (70, 1225738), (140, 612869)]