22040000

素因数分解:

$2^6\times 5^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 140

約数和(自身を含む): 59512200

約数和(自身を除く): 37472200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 32, 38, 40, 50, 58, 64, 76, 80, 95, 100, 116, 125, 145, 152, 160, 190, 200, 232, 250, 290, 304, 320, 380, 400, 464, 475, 500, 551, 580, 608, 625, 725, 760, 800, 928, 950, 1000, 1102, 1160, 1216, 1250, 1450, 1520, 1600, 1856, 1900, 2000, 2204, 2320, 2375, 2500, 2755, 2900, 3040, 3625, 3800, 4000, 4408, 4640, 4750, 5000, 5510, 5800, 6080, 7250, 7600, 8000, 8816, 9280, 9500, 10000, 11020, 11600, 11875, 13775, 14500, 15200, 17632, 18125, 19000, 20000, 22040, 23200, 23750, 27550, 29000, 30400, 35264, 36250, 38000, 40000, 44080, 46400, 47500, 55100, 58000, 68875, 72500, 76000, 88160, 95000, 110200, 116000, 137750, 145000, 152000, 176320, 190000, 220400, 232000, 275500, 290000, 344375, 380000, 440800, 551000, 580000, 688750, 760000, 881600, 1102000, 1160000, 1377500, 2204000, 2755000, 4408000, 5510000, 11020000, 22040000]

約数ペア:

[(1, 22040000), (2, 11020000), (4, 5510000), (5, 4408000), (8, 2755000), (10, 2204000), (16, 1377500), (19, 1160000), (20, 1102000), (25, 881600), (29, 760000), (32, 688750), (38, 580000), (40, 551000), (50, 440800), (58, 380000), (64, 344375), (76, 290000), (80, 275500), (95, 232000), (100, 220400), (116, 190000), (125, 176320), (145, 152000), (152, 145000), (160, 137750), (190, 116000), (200, 110200), (232, 95000), (250, 88160), (290, 76000), (304, 72500), (320, 68875), (380, 58000), (400, 55100), (464, 47500), (475, 46400), (500, 44080), (551, 40000), (580, 38000), (608, 36250), (625, 35264), (725, 30400), (760, 29000), (800, 27550), (928, 23750), (950, 23200), (1000, 22040), (1102, 20000), (1160, 19000), (1216, 18125), (1250, 17632), (1450, 15200), (1520, 14500), (1600, 13775), (1856, 11875), (1900, 11600), (2000, 11020), (2204, 10000), (2320, 9500), (2375, 9280), (2500, 8816), (2755, 8000), (2900, 7600), (3040, 7250), (3625, 6080), (3800, 5800), (4000, 5510), (4408, 5000), (4640, 4750)]