69189820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{494213}}^1$

素因数の和:494229

約数の個数: 24

約数和(自身を含む): 166055904

約数和(自身を除く): 96866084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 494213, 988426, 1976852, 2471065, 3459491, 4942130, 6918982, 9884260, 13837964, 17297455, 34594910, 69189820]

約数ペア:

[(1, 69189820), (2, 34594910), (4, 17297455), (5, 13837964), (7, 9884260), (10, 6918982), (14, 4942130), (20, 3459491), (28, 2471065), (35, 1976852), (70, 988426), (140, 494213)]