40378984

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{219451}}^1$

素因数の和:219480

約数の個数: 16

約数和(自身を含む): 79002720

約数和(自身を除く): 38623736

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 219451, 438902, 877804, 1755608, 5047373, 10094746, 20189492, 40378984]

約数ペア:

[(1, 40378984), (2, 20189492), (4, 10094746), (8, 5047373), (23, 1755608), (46, 877804), (92, 438902), (184, 219451)]