18038600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 45532800

約数和(自身を除く): 27494200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 47, 50, 76, 94, 95, 100, 101, 152, 188, 190, 200, 202, 235, 376, 380, 404, 470, 475, 505, 760, 808, 893, 940, 950, 1010, 1175, 1786, 1880, 1900, 1919, 2020, 2350, 2525, 3572, 3800, 3838, 4040, 4465, 4700, 4747, 5050, 7144, 7676, 8930, 9400, 9494, 9595, 10100, 15352, 17860, 18988, 19190, 20200, 22325, 23735, 35720, 37976, 38380, 44650, 47470, 47975, 76760, 89300, 90193, 94940, 95950, 118675, 178600, 180386, 189880, 191900, 237350, 360772, 383800, 450965, 474700, 721544, 901930, 949400, 1803860, 2254825, 3607720, 4509650, 9019300, 18038600]

約数ペア:

[(1, 18038600), (2, 9019300), (4, 4509650), (5, 3607720), (8, 2254825), (10, 1803860), (19, 949400), (20, 901930), (25, 721544), (38, 474700), (40, 450965), (47, 383800), (50, 360772), (76, 237350), (94, 191900), (95, 189880), (100, 180386), (101, 178600), (152, 118675), (188, 95950), (190, 94940), (200, 90193), (202, 89300), (235, 76760), (376, 47975), (380, 47470), (404, 44650), (470, 38380), (475, 37976), (505, 35720), (760, 23735), (808, 22325), (893, 20200), (940, 19190), (950, 18988), (1010, 17860), (1175, 15352), (1786, 10100), (1880, 9595), (1900, 9494), (1919, 9400), (2020, 8930), (2350, 7676), (2525, 7144), (3572, 5050), (3800, 4747), (3838, 4700), (4040, 4465)]