2912156380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20801117}}^1$

素因数の和:20801133

約数の個数: 24

約数和(自身を含む): 6989175648

約数和(自身を除く): 4077019268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20801117, 41602234, 83204468, 104005585, 145607819, 208011170, 291215638, 416022340, 582431276, 728039095, 1456078190, 2912156380]

約数ペア:

[(1, 2912156380), (2, 1456078190), (4, 728039095), (5, 582431276), (7, 416022340), (10, 291215638), (14, 208011170), (20, 145607819), (28, 104005585), (35, 83204468), (70, 41602234), (140, 20801117)]