42371860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51673}}^1$

素因数の和:51723

約数の個数: 24

約数和(自身を含む): 91152936

約数和(自身を除く): 48781076

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51673, 103346, 206692, 258365, 516730, 1033460, 2118593, 4237186, 8474372, 10592965, 21185930, 42371860]

約数ペア:

[(1, 42371860), (2, 21185930), (4, 10592965), (5, 8474372), (10, 4237186), (20, 2118593), (41, 1033460), (82, 516730), (164, 258365), (205, 206692), (410, 103346), (820, 51673)]