8420600

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 19887120

約数和(自身を除く): 11466520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 593, 710, 1186, 1420, 1775, 2372, 2840, 2965, 3550, 4744, 5930, 7100, 11860, 14200, 14825, 23720, 29650, 42103, 59300, 84206, 118600, 168412, 210515, 336824, 421030, 842060, 1052575, 1684120, 2105150, 4210300, 8420600]

約数ペア:

[(1, 8420600), (2, 4210300), (4, 2105150), (5, 1684120), (8, 1052575), (10, 842060), (20, 421030), (25, 336824), (40, 210515), (50, 168412), (71, 118600), (100, 84206), (142, 59300), (200, 42103), (284, 29650), (355, 23720), (568, 14825), (593, 14200), (710, 11860), (1186, 7100), (1420, 5930), (1775, 4744), (2372, 3550), (2840, 2965)]