39842980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48589}}^1$

素因数の和:48639

約数の個数: 24

約数和(自身を含む): 85712760

約数和(自身を除く): 45869780

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 48589, 97178, 194356, 242945, 485890, 971780, 1992149, 3984298, 7968596, 9960745, 19921490, 39842980]

約数ペア:

[(1, 39842980), (2, 19921490), (4, 9960745), (5, 7968596), (10, 3984298), (20, 1992149), (41, 971780), (82, 485890), (164, 242945), (205, 194356), (410, 97178), (820, 48589)]