208283180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1571}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 500726016

約数和(自身を除く): 292442836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 947, 1571, 1894, 3142, 3788, 4735, 6284, 6629, 7855, 9470, 10997, 13258, 15710, 18940, 21994, 26516, 31420, 33145, 43988, 54985, 66290, 109970, 132580, 219940, 1487737, 2975474, 5950948, 7438685, 10414159, 14877370, 20828318, 29754740, 41656636, 52070795, 104141590, 208283180]

約数ペア:

[(1, 208283180), (2, 104141590), (4, 52070795), (5, 41656636), (7, 29754740), (10, 20828318), (14, 14877370), (20, 10414159), (28, 7438685), (35, 5950948), (70, 2975474), (140, 1487737), (947, 219940), (1571, 132580), (1894, 109970), (3142, 66290), (3788, 54985), (4735, 43988), (6284, 33145), (6629, 31420), (7855, 26516), (9470, 21994), (10997, 18940), (13258, 15710)]