2019043075

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{20939}}^1$

素因数の和:21004

約数の個数: 48

約数和(自身を含む): 3115872000

約数和(自身を除く): 1096828925

約数列:

[1, 5, 7, 19, 25, 29, 35, 95, 133, 145, 175, 203, 475, 551, 665, 725, 1015, 2755, 3325, 3857, 5075, 13775, 19285, 20939, 96425, 104695, 146573, 397841, 523475, 607231, 732865, 1989205, 2784887, 3036155, 3664325, 4250617, 9946025, 11537389, 13924435, 15180775, 21253085, 57686945, 69622175, 80761723, 106265425, 288434725, 403808615, 2019043075]

約数ペア:

[(1, 2019043075), (5, 403808615), (7, 288434725), (19, 106265425), (25, 80761723), (29, 69622175), (35, 57686945), (95, 21253085), (133, 15180775), (145, 13924435), (175, 11537389), (203, 9946025), (475, 4250617), (551, 3664325), (665, 3036155), (725, 2784887), (1015, 1989205), (2755, 732865), (3325, 607231), (3857, 523475), (5075, 397841), (13775, 146573), (19285, 104695), (20939, 96425)]