207959080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{742711}}^1$

素因数の和:742729

約数の個数: 32

約数和(自身を含む): 534752640

約数和(自身を除く): 326793560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 742711, 1485422, 2970844, 3713555, 5198977, 5941688, 7427110, 10397954, 14854220, 20795908, 25994885, 29708440, 41591816, 51989770, 103979540, 207959080]

約数ペア:

[(1, 207959080), (2, 103979540), (4, 51989770), (5, 41591816), (7, 29708440), (8, 25994885), (10, 20795908), (14, 14854220), (20, 10397954), (28, 7427110), (35, 5941688), (40, 5198977), (56, 3713555), (70, 2970844), (140, 1485422), (280, 742711)]