20588600

素因数分解:

$2^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{911}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 48345120

約数和(自身を除く): 27756520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 113, 200, 226, 452, 565, 904, 911, 1130, 1822, 2260, 2825, 3644, 4520, 4555, 5650, 7288, 9110, 11300, 18220, 22600, 22775, 36440, 45550, 91100, 102943, 182200, 205886, 411772, 514715, 823544, 1029430, 2058860, 2573575, 4117720, 5147150, 10294300, 20588600]

約数ペア:

[(1, 20588600), (2, 10294300), (4, 5147150), (5, 4117720), (8, 2573575), (10, 2058860), (20, 1029430), (25, 823544), (40, 514715), (50, 411772), (100, 205886), (113, 182200), (200, 102943), (226, 91100), (452, 45550), (565, 36440), (904, 22775), (911, 22600), (1130, 18220), (1822, 11300), (2260, 9110), (2825, 7288), (3644, 5650), (4520, 4555)]