28048370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21089}}^1$

素因数の和:21122

約数の個数: 32

約数和(自身を含む): 60739200

約数和(自身を除く): 32690830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21089, 42178, 105445, 147623, 210890, 295246, 400691, 738115, 801382, 1476230, 2003455, 2804837, 4006910, 5609674, 14024185, 28048370]

約数ペア:

[(1, 28048370), (2, 14024185), (5, 5609674), (7, 4006910), (10, 2804837), (14, 2003455), (19, 1476230), (35, 801382), (38, 738115), (70, 400691), (95, 295246), (133, 210890), (190, 147623), (266, 105445), (665, 42178), (1330, 21089)]