8280920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9001}}^1$

素因数の和:9035

約数の個数: 32

約数和(自身を含む): 19444320

約数和(自身を除く): 11163400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 9001, 18002, 36004, 45005, 72008, 90010, 180020, 207023, 360040, 414046, 828092, 1035115, 1656184, 2070230, 4140460, 8280920]

約数ペア:

[(1, 8280920), (2, 4140460), (4, 2070230), (5, 1656184), (8, 1035115), (10, 828092), (20, 414046), (23, 360040), (40, 207023), (46, 180020), (92, 90010), (115, 72008), (184, 45005), (230, 36004), (460, 18002), (920, 9001)]