28260850

素因数分解:

$2^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1453}}^1$

素因数の和:1854

約数の個数: 24

約数和(自身を含む): 52736580

約数和(自身を除く): 24475730

約数列:

[1, 2, 5, 10, 25, 50, 389, 778, 1453, 1945, 2906, 3890, 7265, 9725, 14530, 19450, 36325, 72650, 565217, 1130434, 2826085, 5652170, 14130425, 28260850]

約数ペア:

[(1, 28260850), (2, 14130425), (5, 5652170), (10, 2826085), (25, 1130434), (50, 565217), (389, 72650), (778, 36325), (1453, 19450), (1945, 14530), (2906, 9725), (3890, 7265)]