12750340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37501}}^1$

素因数の和:37527

約数の個数: 24

約数和(自身を含む): 28351512

約数和(自身を除く): 15601172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37501, 75002, 150004, 187505, 375010, 637517, 750020, 1275034, 2550068, 3187585, 6375170, 12750340]

約数ペア:

[(1, 12750340), (2, 6375170), (4, 3187585), (5, 2550068), (10, 1275034), (17, 750020), (20, 637517), (34, 375010), (68, 187505), (85, 150004), (170, 75002), (340, 37501)]