39760020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{220889}}^1$

素因数の和:220904

約数の個数: 36

約数和(自身を含む): 120605940

約数和(自身を除く): 80845920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 220889, 441778, 662667, 883556, 1104445, 1325334, 1988001, 2208890, 2650668, 3313335, 3976002, 4417780, 6626670, 7952004, 9940005, 13253340, 19880010, 39760020]

約数ペア:

[(1, 39760020), (2, 19880010), (3, 13253340), (4, 9940005), (5, 7952004), (6, 6626670), (9, 4417780), (10, 3976002), (12, 3313335), (15, 2650668), (18, 2208890), (20, 1988001), (30, 1325334), (36, 1104445), (45, 883556), (60, 662667), (90, 441778), (180, 220889)]