2403820

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 5078304

約数和(自身を除く): 2674484

約数列:

[1, 2, 4, 5, 10, 20, 263, 457, 526, 914, 1052, 1315, 1828, 2285, 2630, 4570, 5260, 9140, 120191, 240382, 480764, 600955, 1201910, 2403820]

約数ペア:

[(1, 2403820), (2, 1201910), (4, 600955), (5, 480764), (10, 240382), (20, 120191), (263, 9140), (457, 5260), (526, 4570), (914, 2630), (1052, 2285), (1315, 1828)]