15901040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4229}}^1$

素因数の和:4289

約数の個数: 40

約数和(自身を含む): 37765440

約数和(自身を除く): 21864400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 4229, 8458, 16916, 21145, 33832, 42290, 67664, 84580, 169160, 198763, 338320, 397526, 795052, 993815, 1590104, 1987630, 3180208, 3975260, 7950520, 15901040]

約数ペア:

[(1, 15901040), (2, 7950520), (4, 3975260), (5, 3180208), (8, 1987630), (10, 1590104), (16, 993815), (20, 795052), (40, 397526), (47, 338320), (80, 198763), (94, 169160), (188, 84580), (235, 67664), (376, 42290), (470, 33832), (752, 21145), (940, 16916), (1880, 8458), (3760, 4229)]