39978200

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{4253}}^1$

素因数の和:4316

約数の個数: 48

約数和(自身を含む): 94949280

約数和(自身を除く): 54971080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2350, 4253, 4700, 8506, 9400, 17012, 21265, 34024, 42530, 85060, 106325, 170120, 199891, 212650, 399782, 425300, 799564, 850600, 999455, 1599128, 1998910, 3997820, 4997275, 7995640, 9994550, 19989100, 39978200]

約数ペア:

[(1, 39978200), (2, 19989100), (4, 9994550), (5, 7995640), (8, 4997275), (10, 3997820), (20, 1998910), (25, 1599128), (40, 999455), (47, 850600), (50, 799564), (94, 425300), (100, 399782), (188, 212650), (200, 199891), (235, 170120), (376, 106325), (470, 85060), (940, 42530), (1175, 34024), (1880, 21265), (2350, 17012), (4253, 9400), (4700, 8506)]