249568040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{328379}}^1$

素因数の和:328409

約数の個数: 32

約数和(自身を含む): 591084000

約数和(自身を除く): 341515960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 328379, 656758, 1313516, 1641895, 2627032, 3283790, 6239201, 6567580, 12478402, 13135160, 24956804, 31196005, 49913608, 62392010, 124784020, 249568040]

約数ペア:

[(1, 249568040), (2, 124784020), (4, 62392010), (5, 49913608), (8, 31196005), (10, 24956804), (19, 13135160), (20, 12478402), (38, 6567580), (40, 6239201), (76, 3283790), (95, 2627032), (152, 1641895), (190, 1313516), (380, 656758), (760, 328379)]