219403870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{26339}}^1$

素因数の和:26377

約数の個数: 48

約数和(自身を含む): 486447120

約数和(自身を除く): 267043250

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 8330, 26339, 52678, 131695, 184373, 263390, 368746, 447763, 895526, 921865, 1290611, 1843730, 2238815, 2581222, 3134341, 4477630, 6268682, 6453055, 12906110, 15671705, 21940387, 31343410, 43880774, 109701935, 219403870]

約数ペア:

[(1, 219403870), (2, 109701935), (5, 43880774), (7, 31343410), (10, 21940387), (14, 15671705), (17, 12906110), (34, 6453055), (35, 6268682), (49, 4477630), (70, 3134341), (85, 2581222), (98, 2238815), (119, 1843730), (170, 1290611), (238, 921865), (245, 895526), (490, 447763), (595, 368746), (833, 263390), (1190, 184373), (1666, 131695), (4165, 52678), (8330, 26339)]