8973020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 21772800

約数和(自身を除く): 12799780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 599, 749, 1070, 1198, 1498, 2140, 2396, 2995, 2996, 3745, 4193, 5990, 7490, 8386, 11980, 14980, 16772, 20965, 41930, 64093, 83860, 128186, 256372, 320465, 448651, 640930, 897302, 1281860, 1794604, 2243255, 4486510, 8973020]

約数ペア:

[(1, 8973020), (2, 4486510), (4, 2243255), (5, 1794604), (7, 1281860), (10, 897302), (14, 640930), (20, 448651), (28, 320465), (35, 256372), (70, 128186), (107, 83860), (140, 64093), (214, 41930), (428, 20965), (535, 16772), (599, 14980), (749, 11980), (1070, 8386), (1198, 7490), (1498, 5990), (2140, 4193), (2396, 3745), (2995, 2996)]