13921780

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3299}}^1$

素因数の和:3519

約数の個数: 24

約数和(自身を含む): 29383200

約数和(自身を除く): 15461420

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 3299, 4220, 6598, 13196, 16495, 32990, 65980, 696089, 1392178, 2784356, 3480445, 6960890, 13921780]

約数ペア:

[(1, 13921780), (2, 6960890), (4, 3480445), (5, 2784356), (10, 1392178), (20, 696089), (211, 65980), (422, 32990), (844, 16495), (1055, 13196), (2110, 6598), (3299, 4220)]