1201620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2861}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 3846528

約数和(自身を除く): 2644908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2861, 5722, 8583, 11444, 14305, 17166, 20027, 28610, 34332, 40054, 42915, 57220, 60081, 80108, 85830, 100135, 120162, 171660, 200270, 240324, 300405, 400540, 600810, 1201620]

約数ペア:

[(1, 1201620), (2, 600810), (3, 400540), (4, 300405), (5, 240324), (6, 200270), (7, 171660), (10, 120162), (12, 100135), (14, 85830), (15, 80108), (20, 60081), (21, 57220), (28, 42915), (30, 40054), (35, 34332), (42, 28610), (60, 20027), (70, 17166), (84, 14305), (105, 11444), (140, 8583), (210, 5722), (420, 2861)]