28646140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{38711}}^1$

素因数の和:38757

約数の個数: 24

約数和(自身を含む): 61784352

約数和(自身を除く): 33138212

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 38711, 77422, 154844, 193555, 387110, 774220, 1432307, 2864614, 5729228, 7161535, 14323070, 28646140]

約数ペア:

[(1, 28646140), (2, 14323070), (4, 7161535), (5, 5729228), (10, 2864614), (20, 1432307), (37, 774220), (74, 387110), (148, 193555), (185, 154844), (370, 77422), (740, 38711)]