2885320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1361}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 6619320

約数和(自身を除く): 3734000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1361, 2120, 2722, 5444, 6805, 10888, 13610, 27220, 54440, 72133, 144266, 288532, 360665, 577064, 721330, 1442660, 2885320]

約数ペア:

[(1, 2885320), (2, 1442660), (4, 721330), (5, 577064), (8, 360665), (10, 288532), (20, 144266), (40, 72133), (53, 54440), (106, 27220), (212, 13610), (265, 10888), (424, 6805), (530, 5444), (1060, 2722), (1361, 2120)]