1880493800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{408803}}^1$

素因数の和:408842

約数の個数: 48

約数和(自身を含む): 4562252640

約数和(自身を除く): 2681758840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4600, 408803, 817606, 1635212, 2044015, 3270424, 4088030, 8176060, 9402469, 10220075, 16352120, 18804938, 20440150, 37609876, 40880300, 47012345, 75219752, 81760600, 94024690, 188049380, 235061725, 376098760, 470123450, 940246900, 1880493800]

約数ペア:

[(1, 1880493800), (2, 940246900), (4, 470123450), (5, 376098760), (8, 235061725), (10, 188049380), (20, 94024690), (23, 81760600), (25, 75219752), (40, 47012345), (46, 40880300), (50, 37609876), (92, 20440150), (100, 18804938), (115, 16352120), (184, 10220075), (200, 9402469), (230, 8176060), (460, 4088030), (575, 3270424), (920, 2044015), (1150, 1635212), (2300, 817606), (4600, 408803)]