223820244520

素因数分解:

$2^3\times 5^1\times {\mathrm{2557}}^1\times {\mathrm{2188309}}^1$

素因数の和:2190877

約数の個数: 32

約数和(自身を含む): 503792728200

約数和(自身を除く): 279972483680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2557, 5114, 10228, 12785, 20456, 25570, 51140, 102280, 2188309, 4376618, 8753236, 10941545, 17506472, 21883090, 43766180, 87532360, 5595506113, 11191012226, 22382024452, 27977530565, 44764048904, 55955061130, 111910122260, 223820244520]

約数ペア:

[(1, 223820244520), (2, 111910122260), (4, 55955061130), (5, 44764048904), (8, 27977530565), (10, 22382024452), (20, 11191012226), (40, 5595506113), (2557, 87532360), (5114, 43766180), (10228, 21883090), (12785, 17506472), (20456, 10941545), (25570, 8753236), (51140, 4376618), (102280, 2188309)]