828984920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{262337}}^1$

素因数の和:262427

約数の個数: 32

約数和(自身を含む): 1888833600

約数和(自身を除く): 1059848680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 262337, 524674, 1049348, 1311685, 2098696, 2623370, 5246740, 10493480, 20724623, 41449246, 82898492, 103623115, 165796984, 207246230, 414492460, 828984920]

約数ペア:

[(1, 828984920), (2, 414492460), (4, 207246230), (5, 165796984), (8, 103623115), (10, 82898492), (20, 41449246), (40, 20724623), (79, 10493480), (158, 5246740), (316, 2623370), (395, 2098696), (632, 1311685), (790, 1049348), (1580, 524674), (3160, 262337)]