15691306820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112080763}}^1$

素因数の和:112080779

約数の個数: 24

約数和(自身を含む): 37659136704

約数和(自身を除く): 21967829884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112080763, 224161526, 448323052, 560403815, 784565341, 1120807630, 1569130682, 2241615260, 3138261364, 3922826705, 7845653410, 15691306820]

約数ペア:

[(1, 15691306820), (2, 7845653410), (4, 3922826705), (5, 3138261364), (7, 2241615260), (10, 1569130682), (14, 1120807630), (20, 784565341), (28, 560403815), (35, 448323052), (70, 224161526), (140, 112080763)]