17827460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4391}}^1$

素因数の和:4436

約数の個数: 48

約数和(自身を含む): 44271360

約数和(自身を除く): 26443900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 4391, 8782, 17564, 21955, 30737, 43910, 61474, 87820, 122948, 127339, 153685, 254678, 307370, 509356, 614740, 636695, 891373, 1273390, 1782746, 2546780, 3565492, 4456865, 8913730, 17827460]

約数ペア:

[(1, 17827460), (2, 8913730), (4, 4456865), (5, 3565492), (7, 2546780), (10, 1782746), (14, 1273390), (20, 891373), (28, 636695), (29, 614740), (35, 509356), (58, 307370), (70, 254678), (116, 153685), (140, 127339), (145, 122948), (203, 87820), (290, 61474), (406, 43910), (580, 30737), (812, 21955), (1015, 17564), (2030, 8782), (4060, 4391)]