68933660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{56503}}^1$

素因数の和:56573

約数の個数: 24

約数和(自身を含む): 147136416

約数和(自身を除く): 78202756

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 56503, 113006, 226012, 282515, 565030, 1130060, 3446683, 6893366, 13786732, 17233415, 34466830, 68933660]

約数ペア:

[(1, 68933660), (2, 34466830), (4, 17233415), (5, 13786732), (10, 6893366), (20, 3446683), (61, 1130060), (122, 565030), (244, 282515), (305, 226012), (610, 113006), (1220, 56503)]