79789780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569927}}^1$

素因数の和:569943

約数の個数: 24

約数和(自身を含む): 191495808

約数和(自身を除く): 111706028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569927, 1139854, 2279708, 2849635, 3989489, 5699270, 7978978, 11398540, 15957956, 19947445, 39894890, 79789780]

約数ペア:

[(1, 79789780), (2, 39894890), (4, 19947445), (5, 15957956), (7, 11398540), (10, 7978978), (14, 5699270), (20, 3989489), (28, 2849635), (35, 2279708), (70, 1139854), (140, 569927)]