91997470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{399989}}^1$

素因数の和:400019

約数の個数: 16

約数和(自身を含む): 172795680

約数和(自身を除く): 80798210

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 399989, 799978, 1999945, 3999890, 9199747, 18399494, 45998735, 91997470]

約数ペア:

[(1, 91997470), (2, 45998735), (5, 18399494), (10, 9199747), (23, 3999890), (46, 1999945), (115, 799978), (230, 399989)]