6440920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7001}}^1$

素因数の和:7035

約数の個数: 32

約数和(自身を含む): 15124320

約数和(自身を除く): 8683400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 7001, 14002, 28004, 35005, 56008, 70010, 140020, 161023, 280040, 322046, 644092, 805115, 1288184, 1610230, 3220460, 6440920]

約数ペア:

[(1, 6440920), (2, 3220460), (4, 1610230), (5, 1288184), (8, 805115), (10, 644092), (20, 322046), (23, 280040), (40, 161023), (46, 140020), (92, 70010), (115, 56008), (184, 35005), (230, 28004), (460, 14002), (920, 7001)]