247130390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1\times {\mathrm{419}}^1$

素因数の和:801

約数の個数: 48

約数和(自身を含む): 484218000

約数和(自身を除く): 237087610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 349, 419, 698, 838, 845, 1690, 1745, 2095, 3490, 4190, 4537, 5447, 9074, 10894, 22685, 27235, 45370, 54470, 58981, 70811, 117962, 141622, 146231, 292462, 294905, 354055, 589810, 708110, 731155, 1462310, 1901003, 3802006, 9505015, 19010030, 24713039, 49426078, 123565195, 247130390]

約数ペア:

[(1, 247130390), (2, 123565195), (5, 49426078), (10, 24713039), (13, 19010030), (26, 9505015), (65, 3802006), (130, 1901003), (169, 1462310), (338, 731155), (349, 708110), (419, 589810), (698, 354055), (838, 294905), (845, 292462), (1690, 146231), (1745, 141622), (2095, 117962), (3490, 70811), (4190, 58981), (4537, 54470), (5447, 45370), (9074, 27235), (10894, 22685)]