420199204

素因数分解:

$2^2\times {\mathrm{331}}^1\times {\mathrm{317371}}^1$

素因数の和:317706

約数の個数: 12

約数和(自身を含む): 737572528

約数和(自身を除く): 317373324

約数列:

[1, 2, 4, 331, 662, 1324, 317371, 634742, 1269484, 105049801, 210099602, 420199204]

約数ペア:

[(1, 420199204), (2, 210099602), (4, 105049801), (331, 1269484), (662, 634742), (1324, 317371)]