16996840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{60703}}^1$

素因数の和:60721

約数の個数: 32

約数和(自身を含む): 43706880

約数和(自身を除く): 26710040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 60703, 121406, 242812, 303515, 424921, 485624, 607030, 849842, 1214060, 1699684, 2124605, 2428120, 3399368, 4249210, 8498420, 16996840]

約数ペア:

[(1, 16996840), (2, 8498420), (4, 4249210), (5, 3399368), (7, 2428120), (8, 2124605), (10, 1699684), (14, 1214060), (20, 849842), (28, 607030), (35, 485624), (40, 424921), (56, 303515), (70, 242812), (140, 121406), (280, 60703)]