19732580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8291}}^1$

素因数の和:8324

約数の個数: 48

約数和(自身を含む): 50150016

約数和(自身を除く): 30417436

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8291, 16582, 33164, 41455, 58037, 82910, 116074, 140947, 165820, 232148, 281894, 290185, 563788, 580370, 704735, 986629, 1160740, 1409470, 1973258, 2818940, 3946516, 4933145, 9866290, 19732580]

約数ペア:

[(1, 19732580), (2, 9866290), (4, 4933145), (5, 3946516), (7, 2818940), (10, 1973258), (14, 1409470), (17, 1160740), (20, 986629), (28, 704735), (34, 580370), (35, 563788), (68, 290185), (70, 281894), (85, 232148), (119, 165820), (140, 140947), (170, 116074), (238, 82910), (340, 58037), (476, 41455), (595, 33164), (1190, 16582), (2380, 8291)]