1572204220

素因数分解:

$2^2\times 5^1\times {\mathrm{78610211}}^1$

素因数の和:78610220

約数の個数: 12

約数和(自身を含む): 3301628904

約数和(自身を除く): 1729424684

約数列:

[1, 2, 4, 5, 10, 20, 78610211, 157220422, 314440844, 393051055, 786102110, 1572204220]

約数ペア:

[(1, 1572204220), (2, 786102110), (4, 393051055), (5, 314440844), (10, 157220422), (20, 78610211)]