2179700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:392

約数の個数: 36

約数和(自身を含む): 4812192

約数和(自身を除く): 2632492

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 307, 355, 614, 710, 1228, 1420, 1535, 1775, 3070, 3550, 6140, 7100, 7675, 15350, 21797, 30700, 43594, 87188, 108985, 217970, 435940, 544925, 1089850, 2179700]

約数ペア:

[(1, 2179700), (2, 1089850), (4, 544925), (5, 435940), (10, 217970), (20, 108985), (25, 87188), (50, 43594), (71, 30700), (100, 21797), (142, 15350), (284, 7675), (307, 7100), (355, 6140), (614, 3550), (710, 3070), (1228, 1775), (1420, 1535)]