4230220

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{823}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 8928864

約数和(自身を除く): 4698644

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 823, 1028, 1285, 1646, 2570, 3292, 4115, 5140, 8230, 16460, 211511, 423022, 846044, 1057555, 2115110, 4230220]

約数ペア:

[(1, 4230220), (2, 2115110), (4, 1057555), (5, 846044), (10, 423022), (20, 211511), (257, 16460), (514, 8230), (823, 5140), (1028, 4115), (1285, 3292), (1646, 2570)]