143318420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1033}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 344644608

約数和(自身を除く): 201326188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 991, 1033, 1982, 2066, 3964, 4132, 4955, 5165, 6937, 7231, 9910, 10330, 13874, 14462, 19820, 20660, 27748, 28924, 34685, 36155, 69370, 72310, 138740, 144620, 1023703, 2047406, 4094812, 5118515, 7165921, 10237030, 14331842, 20474060, 28663684, 35829605, 71659210, 143318420]

約数ペア:

[(1, 143318420), (2, 71659210), (4, 35829605), (5, 28663684), (7, 20474060), (10, 14331842), (14, 10237030), (20, 7165921), (28, 5118515), (35, 4094812), (70, 2047406), (140, 1023703), (991, 144620), (1033, 138740), (1982, 72310), (2066, 69370), (3964, 36155), (4132, 34685), (4955, 28924), (5165, 27748), (6937, 20660), (7231, 19820), (9910, 14462), (10330, 13874)]