31260740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223291}}^1$

素因数の和:223307

約数の個数: 24

約数和(自身を含む): 75026112

約数和(自身を除く): 43765372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223291, 446582, 893164, 1116455, 1563037, 2232910, 3126074, 4465820, 6252148, 7815185, 15630370, 31260740]

約数ペア:

[(1, 31260740), (2, 15630370), (4, 7815185), (5, 6252148), (7, 4465820), (10, 3126074), (14, 2232910), (20, 1563037), (28, 1116455), (35, 893164), (70, 446582), (140, 223291)]