20430270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32429}}^1$

素因数の和:32449

約数の個数: 48

約数和(自身を含む): 60708960

約数和(自身を除く): 40278690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32429, 64858, 97287, 162145, 194574, 227003, 291861, 324290, 454006, 486435, 583722, 681009, 972870, 1135015, 1362018, 1459305, 2043027, 2270030, 2918610, 3405045, 4086054, 6810090, 10215135, 20430270]

約数ペア:

[(1, 20430270), (2, 10215135), (3, 6810090), (5, 4086054), (6, 3405045), (7, 2918610), (9, 2270030), (10, 2043027), (14, 1459305), (15, 1362018), (18, 1135015), (21, 972870), (30, 681009), (35, 583722), (42, 486435), (45, 454006), (63, 324290), (70, 291861), (90, 227003), (105, 194574), (126, 162145), (210, 97287), (315, 64858), (630, 32429)]