819740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2411}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 1823472

約数和(自身を除く): 1003732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2411, 4822, 9644, 12055, 24110, 40987, 48220, 81974, 163948, 204935, 409870, 819740]

約数ペア:

[(1, 819740), (2, 409870), (4, 204935), (5, 163948), (10, 81974), (17, 48220), (20, 40987), (34, 24110), (68, 12055), (85, 9644), (170, 4822), (340, 2411)]