288680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1031}}^1$

素因数の和:1049

約数の個数: 32

約数和(自身を含む): 743040

約数和(自身を除く): 454360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1031, 2062, 4124, 5155, 7217, 8248, 10310, 14434, 20620, 28868, 36085, 41240, 57736, 72170, 144340, 288680]

約数ペア:

[(1, 288680), (2, 144340), (4, 72170), (5, 57736), (7, 41240), (8, 36085), (10, 28868), (14, 20620), (20, 14434), (28, 10310), (35, 8248), (40, 7217), (56, 5155), (70, 4124), (140, 2062), (280, 1031)]