144871940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{13693}}^1$

素因数の和:13748

約数の個数: 36

約数和(自身を含む): 318056844

約数和(自身を除く): 173184904

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 10580, 13693, 27386, 54772, 68465, 136930, 273860, 314939, 629878, 1259756, 1574695, 3149390, 6298780, 7243597, 14487194, 28974388, 36217985, 72435970, 144871940]

約数ペア:

[(1, 144871940), (2, 72435970), (4, 36217985), (5, 28974388), (10, 14487194), (20, 7243597), (23, 6298780), (46, 3149390), (92, 1574695), (115, 1259756), (230, 629878), (460, 314939), (529, 273860), (1058, 136930), (2116, 68465), (2645, 54772), (5290, 27386), (10580, 13693)]