20422950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8009}}^1$

素因数の和:8041

約数の個数: 48

約数和(自身を含む): 53634960

約数和(自身を除く): 33212010

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 8009, 16018, 24027, 40045, 48054, 80090, 120135, 136153, 200225, 240270, 272306, 400450, 408459, 600675, 680765, 816918, 1201350, 1361530, 2042295, 3403825, 4084590, 6807650, 10211475, 20422950]

約数ペア:

[(1, 20422950), (2, 10211475), (3, 6807650), (5, 4084590), (6, 3403825), (10, 2042295), (15, 1361530), (17, 1201350), (25, 816918), (30, 680765), (34, 600675), (50, 408459), (51, 400450), (75, 272306), (85, 240270), (102, 200225), (150, 136153), (170, 120135), (255, 80090), (425, 48054), (510, 40045), (850, 24027), (1275, 16018), (2550, 8009)]