3227920

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 7582104

約数和(自身を除く): 4354184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 257, 314, 514, 628, 785, 1028, 1256, 1285, 1570, 2056, 2512, 2570, 3140, 4112, 5140, 6280, 10280, 12560, 20560, 40349, 80698, 161396, 201745, 322792, 403490, 645584, 806980, 1613960, 3227920]

約数ペア:

[(1, 3227920), (2, 1613960), (4, 806980), (5, 645584), (8, 403490), (10, 322792), (16, 201745), (20, 161396), (40, 80698), (80, 40349), (157, 20560), (257, 12560), (314, 10280), (514, 6280), (628, 5140), (785, 4112), (1028, 3140), (1256, 2570), (1285, 2512), (1570, 2056)]