1313983960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{887827}}^1$

素因数の和:887875

約数の個数: 32

約数和(自身を含む): 3036371760

約数和(自身を除く): 1722387800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 887827, 1775654, 3551308, 4439135, 7102616, 8878270, 17756540, 32849599, 35513080, 65699198, 131398396, 164247995, 262796792, 328495990, 656991980, 1313983960]

約数ペア:

[(1, 1313983960), (2, 656991980), (4, 328495990), (5, 262796792), (8, 164247995), (10, 131398396), (20, 65699198), (37, 35513080), (40, 32849599), (74, 17756540), (148, 8878270), (185, 7102616), (296, 4439135), (370, 3551308), (740, 1775654), (1480, 887827)]