134759620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{164341}}^1$

素因数の和:164391

約数の個数: 24

約数和(自身を含む): 289899288

約数和(自身を除く): 155139668

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 164341, 328682, 657364, 821705, 1643410, 3286820, 6737981, 13475962, 26951924, 33689905, 67379810, 134759620]

約数ペア:

[(1, 134759620), (2, 67379810), (4, 33689905), (5, 26951924), (10, 13475962), (20, 6737981), (41, 3286820), (82, 1643410), (164, 821705), (205, 657364), (410, 328682), (820, 164341)]