18887600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2094

約数の個数: 60

約数和(自身を含む): 47373456

約数和(自身を除く): 28485856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2053, 2300, 4106, 4600, 8212, 9200, 10265, 16424, 20530, 32848, 41060, 47219, 51325, 82120, 94438, 102650, 164240, 188876, 205300, 236095, 377752, 410600, 472190, 755504, 821200, 944380, 1180475, 1888760, 2360950, 3777520, 4721900, 9443800, 18887600]

約数ペア:

[(1, 18887600), (2, 9443800), (4, 4721900), (5, 3777520), (8, 2360950), (10, 1888760), (16, 1180475), (20, 944380), (23, 821200), (25, 755504), (40, 472190), (46, 410600), (50, 377752), (80, 236095), (92, 205300), (100, 188876), (115, 164240), (184, 102650), (200, 94438), (230, 82120), (368, 51325), (400, 47219), (460, 41060), (575, 32848), (920, 20530), (1150, 16424), (1840, 10265), (2053, 9200), (2300, 8212), (4106, 4600)]