300040

素因数分解:

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

素因数の和:601

約数の個数: 32

約数和(自身を含む): 728280

約数和(自身を除く): 428240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 577, 1154, 2308, 2885, 4616, 5770, 7501, 11540, 15002, 23080, 30004, 37505, 60008, 75010, 150020, 300040]

約数ペア:

[(1, 300040), (2, 150020), (4, 75010), (5, 60008), (8, 37505), (10, 30004), (13, 23080), (20, 15002), (26, 11540), (40, 7501), (52, 5770), (65, 4616), (104, 2885), (130, 2308), (260, 1154), (520, 577)]