20308160

素因数分解:

$2^6\times 5^1\times {\mathrm{63463}}^1$

素因数の和:63480

約数の個数: 28

約数和(自身を含む): 48359568

約数和(自身を除く): 28051408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63463, 126926, 253852, 317315, 507704, 634630, 1015408, 1269260, 2030816, 2538520, 4061632, 5077040, 10154080, 20308160]

約数ペア:

[(1, 20308160), (2, 10154080), (4, 5077040), (5, 4061632), (8, 2538520), (10, 2030816), (16, 1269260), (20, 1015408), (32, 634630), (40, 507704), (64, 317315), (80, 253852), (160, 126926), (320, 63463)]