3900520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{577}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 9519660

約数和(自身を除く): 5619140

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 577, 676, 845, 1154, 1352, 1690, 2308, 2885, 3380, 4616, 5770, 6760, 7501, 11540, 15002, 23080, 30004, 37505, 60008, 75010, 97513, 150020, 195026, 300040, 390052, 487565, 780104, 975130, 1950260, 3900520]

約数ペア:

[(1, 3900520), (2, 1950260), (4, 975130), (5, 780104), (8, 487565), (10, 390052), (13, 300040), (20, 195026), (26, 150020), (40, 97513), (52, 75010), (65, 60008), (104, 37505), (130, 30004), (169, 23080), (260, 15002), (338, 11540), (520, 7501), (577, 6760), (676, 5770), (845, 4616), (1154, 3380), (1352, 2885), (1690, 2308)]