20239470

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{8329}}^1$

素因数の和:8351

約数の個数: 48

約数和(自身を含む): 54578160

約数和(自身を除く): 34338690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 8329, 16658, 24987, 41645, 49974, 74961, 83290, 124935, 149922, 224883, 249870, 374805, 449766, 674649, 749610, 1124415, 1349298, 2023947, 2248830, 3373245, 4047894, 6746490, 10119735, 20239470]

約数ペア:

[(1, 20239470), (2, 10119735), (3, 6746490), (5, 4047894), (6, 3373245), (9, 2248830), (10, 2023947), (15, 1349298), (18, 1124415), (27, 749610), (30, 674649), (45, 449766), (54, 374805), (81, 249870), (90, 224883), (135, 149922), (162, 124935), (243, 83290), (270, 74961), (405, 49974), (486, 41645), (810, 24987), (1215, 16658), (2430, 8329)]