2641460

素因数分解:

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

素因数の和:500

約数の個数: 36

約数和(自身を含む): 5905452

約数和(自身を除く): 3263992

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 457, 578, 914, 1156, 1445, 1828, 2285, 2890, 4570, 5780, 7769, 9140, 15538, 31076, 38845, 77690, 132073, 155380, 264146, 528292, 660365, 1320730, 2641460]

約数ペア:

[(1, 2641460), (2, 1320730), (4, 660365), (5, 528292), (10, 264146), (17, 155380), (20, 132073), (34, 77690), (68, 38845), (85, 31076), (170, 15538), (289, 9140), (340, 7769), (457, 5780), (578, 4570), (914, 2890), (1156, 2285), (1445, 1828)]