28859120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2389}}^1$

素因数の和:2553

約数の個数: 40

約数和(自身を含む): 67570080

約数和(自身を除く): 38710960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2389, 2416, 3020, 4778, 6040, 9556, 11945, 12080, 19112, 23890, 38224, 47780, 95560, 191120, 360739, 721478, 1442956, 1803695, 2885912, 3607390, 5771824, 7214780, 14429560, 28859120]

約数ペア:

[(1, 28859120), (2, 14429560), (4, 7214780), (5, 5771824), (8, 3607390), (10, 2885912), (16, 1803695), (20, 1442956), (40, 721478), (80, 360739), (151, 191120), (302, 95560), (604, 47780), (755, 38224), (1208, 23890), (1510, 19112), (2389, 12080), (2416, 11945), (3020, 9556), (4778, 6040)]