19758280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17033}}^1$

素因数の和:17073

約数の個数: 32

約数和(自身を含む): 45991800

約数和(自身を除く): 26233520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 17033, 34066, 68132, 85165, 136264, 170330, 340660, 493957, 681320, 987914, 1975828, 2469785, 3951656, 4939570, 9879140, 19758280]

約数ペア:

[(1, 19758280), (2, 9879140), (4, 4939570), (5, 3951656), (8, 2469785), (10, 1975828), (20, 987914), (29, 681320), (40, 493957), (58, 340660), (116, 170330), (145, 136264), (232, 85165), (290, 68132), (580, 34066), (1160, 17033)]