74773880

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18149}}^1$

素因数の和:18263

約数の個数: 32

約数和(自身を含む): 169884000

約数和(自身を除く): 95110120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 18149, 36298, 72596, 90745, 145192, 181490, 362980, 725960, 1869347, 3738694, 7477388, 9346735, 14954776, 18693470, 37386940, 74773880]

約数ペア:

[(1, 74773880), (2, 37386940), (4, 18693470), (5, 14954776), (8, 9346735), (10, 7477388), (20, 3738694), (40, 1869347), (103, 725960), (206, 362980), (412, 181490), (515, 145192), (824, 90745), (1030, 72596), (2060, 36298), (4120, 18149)]