668801810

素因数分解:

$2^1\times 5^1\times {\mathrm{2971}}^1\times {\mathrm{22511}}^1$

素因数の和:25489

約数の個数: 16

約数和(自身を含む): 1204301952

約数和(自身を除く): 535500142

約数列:

[1, 2, 5, 10, 2971, 5942, 14855, 22511, 29710, 45022, 112555, 225110, 66880181, 133760362, 334400905, 668801810]

約数ペア:

[(1, 668801810), (2, 334400905), (5, 133760362), (10, 66880181), (2971, 225110), (5942, 112555), (14855, 45022), (22511, 29710)]