20206878860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7596571}}^1$

素因数の和:7596606

約数の個数: 48

約数和(自身を含む): 51048963840

約数和(自身を除く): 30842084980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 7596571, 15193142, 30386284, 37982855, 53175997, 75965710, 106351994, 144334849, 151931420, 212703988, 265879985, 288669698, 531759970, 577339396, 721674245, 1010343943, 1063519940, 1443348490, 2020687886, 2886696980, 4041375772, 5051719715, 10103439430, 20206878860]

約数ペア:

[(1, 20206878860), (2, 10103439430), (4, 5051719715), (5, 4041375772), (7, 2886696980), (10, 2020687886), (14, 1443348490), (19, 1063519940), (20, 1010343943), (28, 721674245), (35, 577339396), (38, 531759970), (70, 288669698), (76, 265879985), (95, 212703988), (133, 151931420), (140, 144334849), (190, 106351994), (266, 75965710), (380, 53175997), (532, 37982855), (665, 30386284), (1330, 15193142), (2660, 7596571)]