3278960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2411}}^1$

素因数の和:2441

約数の個数: 40

約数和(自身を含む): 8075376

約数和(自身を除く): 4796416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2411, 4822, 9644, 12055, 19288, 24110, 38576, 40987, 48220, 81974, 96440, 163948, 192880, 204935, 327896, 409870, 655792, 819740, 1639480, 3278960]

約数ペア:

[(1, 3278960), (2, 1639480), (4, 819740), (5, 655792), (8, 409870), (10, 327896), (16, 204935), (17, 192880), (20, 163948), (34, 96440), (40, 81974), (68, 48220), (80, 40987), (85, 38576), (136, 24110), (170, 19288), (272, 12055), (340, 9644), (680, 4822), (1360, 2411)]