1350921860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{8719}}^1$

素因数の和:8916

約数の個数: 48

約数和(自身を含む): 2906480640

約数和(自身を除く): 1555558780

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 127, 244, 254, 305, 508, 610, 635, 1220, 1270, 2540, 7747, 8719, 15494, 17438, 30988, 34876, 38735, 43595, 77470, 87190, 154940, 174380, 531859, 1063718, 1107313, 2127436, 2214626, 2659295, 4429252, 5318590, 5536565, 10637180, 11073130, 22146260, 67546093, 135092186, 270184372, 337730465, 675460930, 1350921860]

約数ペア:

[(1, 1350921860), (2, 675460930), (4, 337730465), (5, 270184372), (10, 135092186), (20, 67546093), (61, 22146260), (122, 11073130), (127, 10637180), (244, 5536565), (254, 5318590), (305, 4429252), (508, 2659295), (610, 2214626), (635, 2127436), (1220, 1107313), (1270, 1063718), (2540, 531859), (7747, 174380), (8719, 154940), (15494, 87190), (17438, 77470), (30988, 43595), (34876, 38735)]