16244720

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{809}}^1$

素因数の和:1073

約数の個数: 40

約数和(自身を含む): 37966320

約数和(自身を除く): 21721600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 809, 1004, 1255, 1618, 2008, 2510, 3236, 4016, 4045, 5020, 6472, 8090, 10040, 12944, 16180, 20080, 32360, 64720, 203059, 406118, 812236, 1015295, 1624472, 2030590, 3248944, 4061180, 8122360, 16244720]

約数ペア:

[(1, 16244720), (2, 8122360), (4, 4061180), (5, 3248944), (8, 2030590), (10, 1624472), (16, 1015295), (20, 812236), (40, 406118), (80, 203059), (251, 64720), (502, 32360), (809, 20080), (1004, 16180), (1255, 12944), (1618, 10040), (2008, 8090), (2510, 6472), (3236, 5020), (4016, 4045)]