2041620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4861}}^1$

素因数の和:4880

約数の個数: 48

約数和(自身を含む): 6534528

約数和(自身を除く): 4492908

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, 4861, 9722, 14583, 19444, 24305, 29166, 34027, 48610, 58332, 68054, 72915, 97220, 102081, 136108, 145830, 170135, 204162, 291660, 340270, 408324, 510405, 680540, 1020810, 2041620]

約数ペア:

[(1, 2041620), (2, 1020810), (3, 680540), (4, 510405), (5, 408324), (6, 340270), (7, 291660), (10, 204162), (12, 170135), (14, 145830), (15, 136108), (20, 102081), (21, 97220), (28, 72915), (30, 68054), (35, 58332), (42, 48610), (60, 34027), (70, 29166), (84, 24305), (105, 19444), (140, 14583), (210, 9722), (420, 4861)]