12209680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21803}}^1$

素因数の和:21823

約数の個数: 40

約数和(自身を含む): 32444352

約数和(自身を除く): 20234672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21803, 43606, 87212, 109015, 152621, 174424, 218030, 305242, 348848, 436060, 610484, 763105, 872120, 1220968, 1526210, 1744240, 2441936, 3052420, 6104840, 12209680]

約数ペア:

[(1, 12209680), (2, 6104840), (4, 3052420), (5, 2441936), (7, 1744240), (8, 1526210), (10, 1220968), (14, 872120), (16, 763105), (20, 610484), (28, 436060), (35, 348848), (40, 305242), (56, 218030), (70, 174424), (80, 152621), (112, 109015), (140, 87212), (280, 43606), (560, 21803)]