91120820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{650863}}^1$

素因数の和:650879

約数の個数: 24

約数和(自身を含む): 218690304

約数和(自身を除く): 127569484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 650863, 1301726, 2603452, 3254315, 4556041, 6508630, 9112082, 13017260, 18224164, 22780205, 45560410, 91120820]

約数ペア:

[(1, 91120820), (2, 45560410), (4, 22780205), (5, 18224164), (7, 13017260), (10, 9112082), (14, 6508630), (20, 4556041), (28, 3254315), (35, 2603452), (70, 1301726), (140, 650863)]