84734020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8291}}^1$

素因数の和:8380

約数の個数: 48

約数和(自身を含む): 206172288

約数和(自身を除く): 121438268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 8291, 10220, 16582, 33164, 41455, 58037, 82910, 116074, 165820, 232148, 290185, 580370, 605243, 1160740, 1210486, 2420972, 3026215, 4236701, 6052430, 8473402, 12104860, 16946804, 21183505, 42367010, 84734020]

約数ペア:

[(1, 84734020), (2, 42367010), (4, 21183505), (5, 16946804), (7, 12104860), (10, 8473402), (14, 6052430), (20, 4236701), (28, 3026215), (35, 2420972), (70, 1210486), (73, 1160740), (140, 605243), (146, 580370), (292, 290185), (365, 232148), (511, 165820), (730, 116074), (1022, 82910), (1460, 58037), (2044, 41455), (2555, 33164), (5110, 16582), (8291, 10220)]