12647200

素因数分解:

$2^5\times 5^2\times {\mathrm{15809}}^1$

素因数の和:15829

約数の個数: 36

約数和(自身を含む): 30876930

約数和(自身を除く): 18229730

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 15809, 31618, 63236, 79045, 126472, 158090, 252944, 316180, 395225, 505888, 632360, 790450, 1264720, 1580900, 2529440, 3161800, 6323600, 12647200]

約数ペア:

[(1, 12647200), (2, 6323600), (4, 3161800), (5, 2529440), (8, 1580900), (10, 1264720), (16, 790450), (20, 632360), (25, 505888), (32, 395225), (40, 316180), (50, 252944), (80, 158090), (100, 126472), (160, 79045), (200, 63236), (400, 31618), (800, 15809)]