983234320

素因数分解:

$2^4\times 5^1\times {\mathrm{12290429}}^1$

素因数の和:12290442

約数の個数: 20

約数和(自身を含む): 2286019980

約数和(自身を除く): 1302785660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12290429, 24580858, 49161716, 61452145, 98323432, 122904290, 196646864, 245808580, 491617160, 983234320]

約数ペア:

[(1, 983234320), (2, 491617160), (4, 245808580), (5, 196646864), (8, 122904290), (10, 98323432), (16, 61452145), (20, 49161716), (40, 24580858), (80, 12290429)]