4940660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 10886400

約数和(自身を除く): 5945740

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 79, 106, 118, 158, 212, 236, 265, 295, 316, 395, 530, 590, 790, 1060, 1180, 1580, 3127, 4187, 4661, 6254, 8374, 9322, 12508, 15635, 16748, 18644, 20935, 23305, 31270, 41870, 46610, 62540, 83740, 93220, 247033, 494066, 988132, 1235165, 2470330, 4940660]

約数ペア:

[(1, 4940660), (2, 2470330), (4, 1235165), (5, 988132), (10, 494066), (20, 247033), (53, 93220), (59, 83740), (79, 62540), (106, 46610), (118, 41870), (158, 31270), (212, 23305), (236, 20935), (265, 18644), (295, 16748), (316, 15635), (395, 12508), (530, 9322), (590, 8374), (790, 6254), (1060, 4661), (1180, 4187), (1580, 3127)]