1320730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{457}}^1$

素因数の和:498

約数の個数: 24

約数和(自身を含む): 2530908

約数和(自身を除く): 1210178

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 457, 578, 914, 1445, 2285, 2890, 4570, 7769, 15538, 38845, 77690, 132073, 264146, 660365, 1320730]

約数ペア:

[(1, 1320730), (2, 660365), (5, 264146), (10, 132073), (17, 77690), (34, 38845), (85, 15538), (170, 7769), (289, 4570), (457, 2890), (578, 2285), (914, 1445)]