97861820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{99859}}^1$

素因数の和:99882

約数の個数: 36

約数和(自身を含む): 239064840

約数和(自身を除く): 141203020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 99859, 199718, 399436, 499295, 699013, 998590, 1398026, 1997180, 2796052, 3495065, 4893091, 6990130, 9786182, 13980260, 19572364, 24465455, 48930910, 97861820]

約数ペア:

[(1, 97861820), (2, 48930910), (4, 24465455), (5, 19572364), (7, 13980260), (10, 9786182), (14, 6990130), (20, 4893091), (28, 3495065), (35, 2796052), (49, 1997180), (70, 1398026), (98, 998590), (140, 699013), (196, 499295), (245, 399436), (490, 199718), (980, 99859)]