6801800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 16070400

約数和(自身を除く): 9268600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 479, 568, 710, 958, 1420, 1775, 1916, 2395, 2840, 3550, 3832, 4790, 7100, 9580, 11975, 14200, 19160, 23950, 34009, 47900, 68018, 95800, 136036, 170045, 272072, 340090, 680180, 850225, 1360360, 1700450, 3400900, 6801800]

約数ペア:

[(1, 6801800), (2, 3400900), (4, 1700450), (5, 1360360), (8, 850225), (10, 680180), (20, 340090), (25, 272072), (40, 170045), (50, 136036), (71, 95800), (100, 68018), (142, 47900), (200, 34009), (284, 23950), (355, 19160), (479, 14200), (568, 11975), (710, 9580), (958, 7100), (1420, 4790), (1775, 3832), (1916, 3550), (2395, 2840)]