100244140

素因数分解:

$2^2\times 5^1\times {\mathrm{1723}}^1\times {\mathrm{2909}}^1$

素因数の和:4641

約数の個数: 24

約数和(自身を含む): 210707280

約数和(自身を除く): 110463140

約数列:

[1, 2, 4, 5, 10, 20, 1723, 2909, 3446, 5818, 6892, 8615, 11636, 14545, 17230, 29090, 34460, 58180, 5012207, 10024414, 20048828, 25061035, 50122070, 100244140]

約数ペア:

[(1, 100244140), (2, 50122070), (4, 25061035), (5, 20048828), (10, 10024414), (20, 5012207), (1723, 58180), (2909, 34460), (3446, 29090), (5818, 17230), (6892, 14545), (8615, 11636)]