422141740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{4723}}^1$

素因数の和:4882

約数の個数: 48

約数和(自身を含む): 916644960

約数和(自身を除く): 494503220

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 109, 164, 205, 218, 410, 436, 545, 820, 1090, 2180, 4469, 4723, 8938, 9446, 17876, 18892, 22345, 23615, 44690, 47230, 89380, 94460, 193643, 387286, 514807, 774572, 968215, 1029614, 1936430, 2059228, 2574035, 3872860, 5148070, 10296140, 21107087, 42214174, 84428348, 105535435, 211070870, 422141740]

約数ペア:

[(1, 422141740), (2, 211070870), (4, 105535435), (5, 84428348), (10, 42214174), (20, 21107087), (41, 10296140), (82, 5148070), (109, 3872860), (164, 2574035), (205, 2059228), (218, 1936430), (410, 1029614), (436, 968215), (545, 774572), (820, 514807), (1090, 387286), (2180, 193643), (4469, 94460), (4723, 89380), (8938, 47230), (9446, 44690), (17876, 23615), (18892, 22345)]