8248474720

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{472963}}^1$

素因数の和:473087

約数の個数: 48

約数和(自身を含む): 19665843120

約数和(自身を除く): 11417368400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 8720, 17440, 472963, 945926, 1891852, 2364815, 3783704, 4729630, 7567408, 9459260, 15134816, 18918520, 37837040, 51552967, 75674080, 103105934, 206211868, 257764835, 412423736, 515529670, 824847472, 1031059340, 1649694944, 2062118680, 4124237360, 8248474720]

約数ペア:

[(1, 8248474720), (2, 4124237360), (4, 2062118680), (5, 1649694944), (8, 1031059340), (10, 824847472), (16, 515529670), (20, 412423736), (32, 257764835), (40, 206211868), (80, 103105934), (109, 75674080), (160, 51552967), (218, 37837040), (436, 18918520), (545, 15134816), (872, 9459260), (1090, 7567408), (1744, 4729630), (2180, 3783704), (3488, 2364815), (4360, 1891852), (8720, 945926), (17440, 472963)]