15447760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10163}}^1$

素因数の和:10195

約数の個数: 40

約数和(自身を含む): 37810080

約数和(自身を除く): 22362320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10163, 20326, 40652, 50815, 81304, 101630, 162608, 193097, 203260, 386194, 406520, 772388, 813040, 965485, 1544776, 1930970, 3089552, 3861940, 7723880, 15447760]

約数ペア:

[(1, 15447760), (2, 7723880), (4, 3861940), (5, 3089552), (8, 1930970), (10, 1544776), (16, 965485), (19, 813040), (20, 772388), (38, 406520), (40, 386194), (76, 203260), (80, 193097), (95, 162608), (152, 101630), (190, 81304), (304, 50815), (380, 40652), (760, 20326), (1520, 10163)]