28957690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{919}}^1$

素因数の和:1086

約数の個数: 32

約数和(自身を含む): 54846720

約数和(自身を除く): 25889030

約数列:

[1, 2, 5, 10, 23, 46, 115, 137, 230, 274, 685, 919, 1370, 1838, 3151, 4595, 6302, 9190, 15755, 21137, 31510, 42274, 105685, 125903, 211370, 251806, 629515, 1259030, 2895769, 5791538, 14478845, 28957690]

約数ペア:

[(1, 28957690), (2, 14478845), (5, 5791538), (10, 2895769), (23, 1259030), (46, 629515), (115, 251806), (137, 211370), (230, 125903), (274, 105685), (685, 42274), (919, 31510), (1370, 21137), (1838, 15755), (3151, 9190), (4595, 6302)]