20219855000

素因数分解:

$2^3\times 5^4\times {\mathrm{547}}^1\times {\mathrm{7393}}^1$

素因数の和:7966

約数の個数: 80

約数和(自身を含む): 47468149080

約数和(自身を除く): 27248294080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 547, 625, 1000, 1094, 1250, 2188, 2500, 2735, 4376, 5000, 5470, 7393, 10940, 13675, 14786, 21880, 27350, 29572, 36965, 54700, 59144, 68375, 73930, 109400, 136750, 147860, 184825, 273500, 295720, 341875, 369650, 547000, 683750, 739300, 924125, 1367500, 1478600, 1848250, 2735000, 3696500, 4043971, 4620625, 7393000, 8087942, 9241250, 16175884, 18482500, 20219855, 32351768, 36965000, 40439710, 80879420, 101099275, 161758840, 202198550, 404397100, 505496375, 808794200, 1010992750, 2021985500, 2527481875, 4043971000, 5054963750, 10109927500, 20219855000]

約数ペア:

[(1, 20219855000), (2, 10109927500), (4, 5054963750), (5, 4043971000), (8, 2527481875), (10, 2021985500), (20, 1010992750), (25, 808794200), (40, 505496375), (50, 404397100), (100, 202198550), (125, 161758840), (200, 101099275), (250, 80879420), (500, 40439710), (547, 36965000), (625, 32351768), (1000, 20219855), (1094, 18482500), (1250, 16175884), (2188, 9241250), (2500, 8087942), (2735, 7393000), (4376, 4620625), (5000, 4043971), (5470, 3696500), (7393, 2735000), (10940, 1848250), (13675, 1478600), (14786, 1367500), (21880, 924125), (27350, 739300), (29572, 683750), (36965, 547000), (54700, 369650), (59144, 341875), (68375, 295720), (73930, 273500), (109400, 184825), (136750, 147860)]