4998650

素因数分解:

$2^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:658

約数の個数: 24

約数和(自身を含む): 9357660

約数和(自身を除く): 4359010

約数列:

[1, 2, 5, 10, 25, 50, 257, 389, 514, 778, 1285, 1945, 2570, 3890, 6425, 9725, 12850, 19450, 99973, 199946, 499865, 999730, 2499325, 4998650]

約数ペア:

[(1, 4998650), (2, 2499325), (5, 999730), (10, 499865), (25, 199946), (50, 99973), (257, 19450), (389, 12850), (514, 9725), (778, 6425), (1285, 3890), (1945, 2570)]