40449960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{112361}}^1$

素因数の和:112378

約数の個数: 48

約数和(自身を含む): 131463540

約数和(自身を除く): 91013580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 112361, 224722, 337083, 449444, 561805, 674166, 898888, 1011249, 1123610, 1348332, 1685415, 2022498, 2247220, 2696664, 3370830, 4044996, 4494440, 5056245, 6741660, 8089992, 10112490, 13483320, 20224980, 40449960]

約数ペア:

[(1, 40449960), (2, 20224980), (3, 13483320), (4, 10112490), (5, 8089992), (6, 6741660), (8, 5056245), (9, 4494440), (10, 4044996), (12, 3370830), (15, 2696664), (18, 2247220), (20, 2022498), (24, 1685415), (30, 1348332), (36, 1123610), (40, 1011249), (45, 898888), (60, 674166), (72, 561805), (90, 449444), (120, 337083), (180, 224722), (360, 112361)]