556455380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{5647}}^1$

素因数の和:6048

約数の個数: 48

約数和(自身を含む): 1261989120

約数和(自身を除く): 705533740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 379, 758, 1516, 1895, 3790, 4927, 5647, 7580, 9854, 11294, 19708, 22588, 24635, 28235, 49270, 56470, 73411, 98540, 112940, 146822, 293644, 367055, 734110, 1468220, 2140213, 4280426, 8560852, 10701065, 21402130, 27822769, 42804260, 55645538, 111291076, 139113845, 278227690, 556455380]

約数ペア:

[(1, 556455380), (2, 278227690), (4, 139113845), (5, 111291076), (10, 55645538), (13, 42804260), (20, 27822769), (26, 21402130), (52, 10701065), (65, 8560852), (130, 4280426), (260, 2140213), (379, 1468220), (758, 734110), (1516, 367055), (1895, 293644), (3790, 146822), (4927, 112940), (5647, 98540), (7580, 73411), (9854, 56470), (11294, 49270), (19708, 28235), (22588, 24635)]