1566762820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{56237}}^1$

素因数の和:56452

約数の個数: 48

約数和(自身を含む): 3779193600

約数和(自身を除く): 2212430780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2786, 3980, 5572, 6965, 13930, 27860, 56237, 112474, 224948, 281185, 393659, 562370, 787318, 1124740, 1574636, 1968295, 3936590, 7873180, 11191163, 22382326, 44764652, 55955815, 78338141, 111911630, 156676282, 223823260, 313352564, 391690705, 783381410, 1566762820]

約数ペア:

[(1, 1566762820), (2, 783381410), (4, 391690705), (5, 313352564), (7, 223823260), (10, 156676282), (14, 111911630), (20, 78338141), (28, 55955815), (35, 44764652), (70, 22382326), (140, 11191163), (199, 7873180), (398, 3936590), (796, 1968295), (995, 1574636), (1393, 1124740), (1990, 787318), (2786, 562370), (3980, 393659), (5572, 281185), (6965, 224948), (13930, 112474), (27860, 56237)]