238435940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{27281}}^1$

素因数の和:27332

約数の個数: 48

約数和(自身を含む): 550005120

約数和(自身を除く): 311569180

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 27281, 54562, 109124, 136405, 272810, 518339, 545620, 627463, 1036678, 1254926, 2073356, 2509852, 2591695, 3137315, 5183390, 6274630, 10366780, 11921797, 12549260, 23843594, 47687188, 59608985, 119217970, 238435940]

約数ペア:

[(1, 238435940), (2, 119217970), (4, 59608985), (5, 47687188), (10, 23843594), (19, 12549260), (20, 11921797), (23, 10366780), (38, 6274630), (46, 5183390), (76, 3137315), (92, 2591695), (95, 2509852), (115, 2073356), (190, 1254926), (230, 1036678), (380, 627463), (437, 545620), (460, 518339), (874, 272810), (1748, 136405), (2185, 109124), (4370, 54562), (8740, 27281)]