13506320

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{857}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 31598424

約数和(自身を除く): 18092104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 857, 985, 1576, 1714, 1970, 3152, 3428, 3940, 4285, 6856, 7880, 8570, 13712, 15760, 17140, 34280, 68560, 168829, 337658, 675316, 844145, 1350632, 1688290, 2701264, 3376580, 6753160, 13506320]

約数ペア:

[(1, 13506320), (2, 6753160), (4, 3376580), (5, 2701264), (8, 1688290), (10, 1350632), (16, 844145), (20, 675316), (40, 337658), (80, 168829), (197, 68560), (394, 34280), (788, 17140), (857, 15760), (985, 13712), (1576, 8570), (1714, 7880), (1970, 6856), (3152, 4285), (3428, 3940)]