824740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 2040192

約数和(自身を除く): 1215452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 137, 140, 172, 215, 274, 301, 430, 548, 602, 685, 860, 959, 1204, 1370, 1505, 1918, 2740, 3010, 3836, 4795, 5891, 6020, 9590, 11782, 19180, 23564, 29455, 41237, 58910, 82474, 117820, 164948, 206185, 412370, 824740]

約数ペア:

[(1, 824740), (2, 412370), (4, 206185), (5, 164948), (7, 117820), (10, 82474), (14, 58910), (20, 41237), (28, 29455), (35, 23564), (43, 19180), (70, 11782), (86, 9590), (137, 6020), (140, 5891), (172, 4795), (215, 3836), (274, 3010), (301, 2740), (430, 1918), (548, 1505), (602, 1370), (685, 1204), (860, 959)]