199191760

素因数分解:

$2^4\times 5^1\times {\mathrm{719}}^1\times {\mathrm{3463}}^1$

素因数の和:4195

約数の個数: 40

約数和(自身を含む): 463898880

約数和(自身を除く): 264707120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 719, 1438, 2876, 3463, 3595, 5752, 6926, 7190, 11504, 13852, 14380, 17315, 27704, 28760, 34630, 55408, 57520, 69260, 138520, 277040, 2489897, 4979794, 9959588, 12449485, 19919176, 24898970, 39838352, 49797940, 99595880, 199191760]

約数ペア:

[(1, 199191760), (2, 99595880), (4, 49797940), (5, 39838352), (8, 24898970), (10, 19919176), (16, 12449485), (20, 9959588), (40, 4979794), (80, 2489897), (719, 277040), (1438, 138520), (2876, 69260), (3463, 57520), (3595, 55408), (5752, 34630), (6926, 28760), (7190, 27704), (11504, 17315), (13852, 14380)]