8237740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2029}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 20462400

約数和(自身を除く): 12224660

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, 2029, 2030, 4058, 4060, 8116, 10145, 14203, 20290, 28406, 40580, 56812, 58841, 71015, 117682, 142030, 235364, 284060, 294205, 411887, 588410, 823774, 1176820, 1647548, 2059435, 4118870, 8237740]

約数ペア:

[(1, 8237740), (2, 4118870), (4, 2059435), (5, 1647548), (7, 1176820), (10, 823774), (14, 588410), (20, 411887), (28, 294205), (29, 284060), (35, 235364), (58, 142030), (70, 117682), (116, 71015), (140, 58841), (145, 56812), (203, 40580), (290, 28406), (406, 20290), (580, 14203), (812, 10145), (1015, 8116), (2029, 4060), (2030, 4058)]