144840040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{190579}}^1$

素因数の和:190609

約数の個数: 32

約数和(自身を含む): 343044000

約数和(自身を除く): 198203960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 190579, 381158, 762316, 952895, 1524632, 1905790, 3621001, 3811580, 7242002, 7623160, 14484004, 18105005, 28968008, 36210010, 72420020, 144840040]

約数ペア:

[(1, 144840040), (2, 72420020), (4, 36210010), (5, 28968008), (8, 18105005), (10, 14484004), (19, 7623160), (20, 7242002), (38, 3811580), (40, 3621001), (76, 1905790), (95, 1524632), (152, 952895), (190, 762316), (380, 381158), (760, 190579)]