7893340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4337}}^1$

素因数の和:4366

約数の個数: 48

約数和(自身を含む): 20405952

約数和(自身を除く): 12512612

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4337, 8674, 17348, 21685, 30359, 43370, 56381, 60718, 86740, 112762, 121436, 151795, 225524, 281905, 303590, 394667, 563810, 607180, 789334, 1127620, 1578668, 1973335, 3946670, 7893340]

約数ペア:

[(1, 7893340), (2, 3946670), (4, 1973335), (5, 1578668), (7, 1127620), (10, 789334), (13, 607180), (14, 563810), (20, 394667), (26, 303590), (28, 281905), (35, 225524), (52, 151795), (65, 121436), (70, 112762), (91, 86740), (130, 60718), (140, 56381), (182, 43370), (260, 30359), (364, 21685), (455, 17348), (910, 8674), (1820, 4337)]