69929020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499493}}^1$

素因数の和:499509

約数の個数: 24

約数和(自身を含む): 167829984

約数和(自身を除く): 97900964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499493, 998986, 1997972, 2497465, 3496451, 4994930, 6992902, 9989860, 13985804, 17482255, 34964510, 69929020]

約数ペア:

[(1, 69929020), (2, 34964510), (4, 17482255), (5, 13985804), (7, 9989860), (10, 6992902), (14, 4994930), (20, 3496451), (28, 2497465), (35, 1997972), (70, 998986), (140, 499493)]