199021620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{473861}}^1$

素因数の和:473880

約数の個数: 48

約数和(自身を含む): 636870528

約数和(自身を除く): 437848908

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, 473861, 947722, 1421583, 1895444, 2369305, 2843166, 3317027, 4738610, 5686332, 6634054, 7107915, 9477220, 9951081, 13268108, 14215830, 16585135, 19902162, 28431660, 33170270, 39804324, 49755405, 66340540, 99510810, 199021620]

約数ペア:

[(1, 199021620), (2, 99510810), (3, 66340540), (4, 49755405), (5, 39804324), (6, 33170270), (7, 28431660), (10, 19902162), (12, 16585135), (14, 14215830), (15, 13268108), (20, 9951081), (21, 9477220), (28, 7107915), (30, 6634054), (35, 5686332), (42, 4738610), (60, 3317027), (70, 2843166), (84, 2369305), (105, 1895444), (140, 1421583), (210, 947722), (420, 473861)]