51615220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{112207}}^1$

素因数の和:112239

約数の個数: 24

約数和(自身を含む): 113105664

約数和(自身を除く): 61490444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 112207, 224414, 448828, 561035, 1122070, 2244140, 2580761, 5161522, 10323044, 12903805, 25807610, 51615220]

約数ペア:

[(1, 51615220), (2, 25807610), (4, 12903805), (5, 10323044), (10, 5161522), (20, 2580761), (23, 2244140), (46, 1122070), (92, 561035), (115, 448828), (230, 224414), (460, 112207)]