20529575640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8146657}}^1$

素因数の和:8146681

約数の個数: 96

約数和(自身を含む): 76252718880

約数和(自身を除く): 55723143240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8146657, 16293314, 24439971, 32586628, 40733285, 48879942, 57026599, 65173256, 73319913, 81466570, 97759884, 114053198, 122199855, 146639826, 162933140, 171079797, 195519768, 228106396, 244399710, 285132995, 293279652, 325866280, 342159594, 366599565, 456212792, 488799420, 513239391, 570265990, 586559304, 684319188, 733199130, 855398985, 977598840, 1026478782, 1140531980, 1368638376, 1466398260, 1710797970, 2052957564, 2281063960, 2566196955, 2932796520, 3421595940, 4105915128, 5132393910, 6843191880, 10264787820, 20529575640]

約数ペア:

[(1, 20529575640), (2, 10264787820), (3, 6843191880), (4, 5132393910), (5, 4105915128), (6, 3421595940), (7, 2932796520), (8, 2566196955), (9, 2281063960), (10, 2052957564), (12, 1710797970), (14, 1466398260), (15, 1368638376), (18, 1140531980), (20, 1026478782), (21, 977598840), (24, 855398985), (28, 733199130), (30, 684319188), (35, 586559304), (36, 570265990), (40, 513239391), (42, 488799420), (45, 456212792), (56, 366599565), (60, 342159594), (63, 325866280), (70, 293279652), (72, 285132995), (84, 244399710), (90, 228106396), (105, 195519768), (120, 171079797), (126, 162933140), (140, 146639826), (168, 122199855), (180, 114053198), (210, 97759884), (252, 81466570), (280, 73319913), (315, 65173256), (360, 57026599), (420, 48879942), (504, 40733285), (630, 32586628), (840, 24439971), (1260, 16293314), (2520, 8146657)]