20458050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4703}}^1$

素因数の和:4747

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 32038590

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 725, 870, 1450, 2175, 4350, 4703, 9406, 14109, 23515, 28218, 47030, 70545, 117575, 136387, 141090, 235150, 272774, 352725, 409161, 681935, 705450, 818322, 1363870, 2045805, 3409675, 4091610, 6819350, 10229025, 20458050]

約数ペア:

[(1, 20458050), (2, 10229025), (3, 6819350), (5, 4091610), (6, 3409675), (10, 2045805), (15, 1363870), (25, 818322), (29, 705450), (30, 681935), (50, 409161), (58, 352725), (75, 272774), (87, 235150), (145, 141090), (150, 136387), (174, 117575), (290, 70545), (435, 47030), (725, 28218), (870, 23515), (1450, 14109), (2175, 9406), (4350, 4703)]