31509730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10979}}^1$

素因数の和:11034

約数の個数: 32

約数和(自身を含む): 66407040

約数和(自身を除く): 34897310

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 10979, 21958, 54895, 76853, 109790, 153706, 384265, 450139, 768530, 900278, 2250695, 3150973, 4501390, 6301946, 15754865, 31509730]

約数ペア:

[(1, 31509730), (2, 15754865), (5, 6301946), (7, 4501390), (10, 3150973), (14, 2250695), (35, 900278), (41, 768530), (70, 450139), (82, 384265), (205, 153706), (287, 109790), (410, 76853), (574, 54895), (1435, 21958), (2870, 10979)]