28014580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4391}}^1$

素因数の和:4440

約数の個数: 48

約数和(自身を含む): 66407040

約数和(自身を除く): 38392460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 4391, 6380, 8782, 17564, 21955, 43910, 48301, 87820, 96602, 127339, 193204, 241505, 254678, 483010, 509356, 636695, 966020, 1273390, 1400729, 2546780, 2801458, 5602916, 7003645, 14007290, 28014580]

約数ペア:

[(1, 28014580), (2, 14007290), (4, 7003645), (5, 5602916), (10, 2801458), (11, 2546780), (20, 1400729), (22, 1273390), (29, 966020), (44, 636695), (55, 509356), (58, 483010), (110, 254678), (116, 241505), (145, 193204), (220, 127339), (290, 96602), (319, 87820), (580, 48301), (638, 43910), (1276, 21955), (1595, 17564), (3190, 8782), (4391, 6380)]