12739880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16763}}^1$

素因数の和:16793

約数の個数: 32

約数和(自身を含む): 30175200

約数和(自身を除く): 17435320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16763, 33526, 67052, 83815, 134104, 167630, 318497, 335260, 636994, 670520, 1273988, 1592485, 2547976, 3184970, 6369940, 12739880]

約数ペア:

[(1, 12739880), (2, 6369940), (4, 3184970), (5, 2547976), (8, 1592485), (10, 1273988), (19, 670520), (20, 636994), (38, 335260), (40, 318497), (76, 167630), (95, 134104), (152, 83815), (190, 67052), (380, 33526), (760, 16763)]