2058909980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{8443}}^1$

素因数の和:8678

約数の個数: 48

約数和(自身を含む): 4404728160

約数和(自身を除く): 2345818180

約数列:

[1, 2, 4, 5, 10, 20, 89, 137, 178, 274, 356, 445, 548, 685, 890, 1370, 1780, 2740, 8443, 12193, 16886, 24386, 33772, 42215, 48772, 60965, 84430, 121930, 168860, 243860, 751427, 1156691, 1502854, 2313382, 3005708, 3757135, 4626764, 5783455, 7514270, 11566910, 15028540, 23133820, 102945499, 205890998, 411781996, 514727495, 1029454990, 2058909980]

約数ペア:

[(1, 2058909980), (2, 1029454990), (4, 514727495), (5, 411781996), (10, 205890998), (20, 102945499), (89, 23133820), (137, 15028540), (178, 11566910), (274, 7514270), (356, 5783455), (445, 4626764), (548, 3757135), (685, 3005708), (890, 2313382), (1370, 1502854), (1780, 1156691), (2740, 751427), (8443, 243860), (12193, 168860), (16886, 121930), (24386, 84430), (33772, 60965), (42215, 48772)]