2720488840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2345249}}^1$

素因数の和:2345289

約数の個数: 32

約数和(自身を含む): 6332175000

約数和(自身を除く): 3611686160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 2345249, 4690498, 9380996, 11726245, 18761992, 23452490, 46904980, 68012221, 93809960, 136024442, 272048884, 340061105, 544097768, 680122210, 1360244420, 2720488840]

約数ペア:

[(1, 2720488840), (2, 1360244420), (4, 680122210), (5, 544097768), (8, 340061105), (10, 272048884), (20, 136024442), (29, 93809960), (40, 68012221), (58, 46904980), (116, 23452490), (145, 18761992), (232, 11726245), (290, 9380996), (580, 4690498), (1160, 2345249)]