56438090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{245383}}^1$

素因数の和:245413

約数の個数: 16

約数和(自身を含む): 106005888

約数和(自身を除く): 49567798

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 245383, 490766, 1226915, 2453830, 5643809, 11287618, 28219045, 56438090]

約数ペア:

[(1, 56438090), (2, 28219045), (5, 11287618), (10, 5643809), (23, 2453830), (46, 1226915), (115, 490766), (230, 245383)]