1639480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2411}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 3907440

約数和(自身を除く): 2267960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2411, 4822, 9644, 12055, 19288, 24110, 40987, 48220, 81974, 96440, 163948, 204935, 327896, 409870, 819740, 1639480]

約数ペア:

[(1, 1639480), (2, 819740), (4, 409870), (5, 327896), (8, 204935), (10, 163948), (17, 96440), (20, 81974), (34, 48220), (40, 40987), (68, 24110), (85, 19288), (136, 12055), (170, 9644), (340, 4822), (680, 2411)]