40728112

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{18313}}^1$

素因数の和:18460

約数の個数: 20

約数和(自身を含む): 79482760

約数和(自身を除く): 38754648

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 18313, 36626, 73252, 146504, 293008, 2545507, 5091014, 10182028, 20364056, 40728112]

約数ペア:

[(1, 40728112), (2, 20364056), (4, 10182028), (8, 5091014), (16, 2545507), (139, 293008), (278, 146504), (556, 73252), (1112, 36626), (2224, 18313)]