201961640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{265739}}^1$

素因数の和:265769

約数の個数: 32

約数和(自身を含む): 478332000

約数和(自身を除く): 276370360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 265739, 531478, 1062956, 1328695, 2125912, 2657390, 5049041, 5314780, 10098082, 10629560, 20196164, 25245205, 40392328, 50490410, 100980820, 201961640]

約数ペア:

[(1, 201961640), (2, 100980820), (4, 50490410), (5, 40392328), (8, 25245205), (10, 20196164), (19, 10629560), (20, 10098082), (38, 5314780), (40, 5049041), (76, 2657390), (95, 2125912), (152, 1328695), (190, 1062956), (380, 531478), (760, 265739)]