2012365940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1\times {\mathrm{3911}}^1$

素因数の和:5912

約数の個数: 48

約数和(自身を含む): 4554506880

約数和(自身を除く): 2542140940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1979, 3911, 3958, 7822, 7916, 9895, 15644, 19555, 19790, 25727, 39110, 39580, 50843, 51454, 78220, 101686, 102908, 128635, 203372, 254215, 257270, 508430, 514540, 1016860, 7739869, 15479738, 30959476, 38699345, 77398690, 100618297, 154797380, 201236594, 402473188, 503091485, 1006182970, 2012365940]

約数ペア:

[(1, 2012365940), (2, 1006182970), (4, 503091485), (5, 402473188), (10, 201236594), (13, 154797380), (20, 100618297), (26, 77398690), (52, 38699345), (65, 30959476), (130, 15479738), (260, 7739869), (1979, 1016860), (3911, 514540), (3958, 508430), (7822, 257270), (7916, 254215), (9895, 203372), (15644, 128635), (19555, 102908), (19790, 101686), (25727, 78220), (39110, 51454), (39580, 50843)]