109889720

素因数分解:

$2^3\times 5^1\times {\mathrm{2747243}}^1$

素因数の和:2747254

約数の個数: 16

約数和(自身を含む): 247251960

約数和(自身を除く): 137362240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2747243, 5494486, 10988972, 13736215, 21977944, 27472430, 54944860, 109889720]

約数ペア:

[(1, 109889720), (2, 54944860), (4, 27472430), (5, 21977944), (8, 13736215), (10, 10988972), (20, 5494486), (40, 2747243)]