20411836000

素因数分解:

$2^5\times 5^3\times {\mathrm{1429}}^1\times {\mathrm{3571}}^1$

素因数の和:5025

約数の個数: 96

約数和(自身を含む): 50201030880

約数和(自身を除く): 29789194880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1429, 2000, 2858, 3571, 4000, 5716, 7142, 7145, 11432, 14284, 14290, 17855, 22864, 28568, 28580, 35710, 35725, 45728, 57136, 57160, 71420, 71450, 89275, 114272, 114320, 142840, 142900, 178550, 178625, 228640, 285680, 285800, 357100, 357250, 446375, 571360, 571600, 714200, 714500, 892750, 1143200, 1428400, 1429000, 1785500, 2856800, 2858000, 3571000, 5102959, 5716000, 7142000, 10205918, 14284000, 20411836, 25514795, 40823672, 51029590, 81647344, 102059180, 127573975, 163294688, 204118360, 255147950, 408236720, 510295900, 637869875, 816473440, 1020591800, 1275739750, 2041183600, 2551479500, 4082367200, 5102959000, 10205918000, 20411836000]

約数ペア:

[(1, 20411836000), (2, 10205918000), (4, 5102959000), (5, 4082367200), (8, 2551479500), (10, 2041183600), (16, 1275739750), (20, 1020591800), (25, 816473440), (32, 637869875), (40, 510295900), (50, 408236720), (80, 255147950), (100, 204118360), (125, 163294688), (160, 127573975), (200, 102059180), (250, 81647344), (400, 51029590), (500, 40823672), (800, 25514795), (1000, 20411836), (1429, 14284000), (2000, 10205918), (2858, 7142000), (3571, 5716000), (4000, 5102959), (5716, 3571000), (7142, 2858000), (7145, 2856800), (11432, 1785500), (14284, 1429000), (14290, 1428400), (17855, 1143200), (22864, 892750), (28568, 714500), (28580, 714200), (35710, 571600), (35725, 571360), (45728, 446375), (57136, 357250), (57160, 357100), (71420, 285800), (71450, 285680), (89275, 228640), (114272, 178625), (114320, 178550), (142840, 142900)]