3940040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7577}}^1$

素因数の和:7601

約数の個数: 32

約数和(自身を含む): 9548280

約数和(自身を除く): 5608240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7577, 15154, 30308, 37885, 60616, 75770, 98501, 151540, 197002, 303080, 394004, 492505, 788008, 985010, 1970020, 3940040]

約数ペア:

[(1, 3940040), (2, 1970020), (4, 985010), (5, 788008), (8, 492505), (10, 394004), (13, 303080), (20, 197002), (26, 151540), (40, 98501), (52, 75770), (65, 60616), (104, 37885), (130, 30308), (260, 15154), (520, 7577)]