15958480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10499}}^1$

素因数の和:10531

約数の個数: 40

約数和(自身を含む): 39060000

約数和(自身を除く): 23101520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10499, 20998, 41996, 52495, 83992, 104990, 167984, 199481, 209980, 398962, 419960, 797924, 839920, 997405, 1595848, 1994810, 3191696, 3989620, 7979240, 15958480]

約数ペア:

[(1, 15958480), (2, 7979240), (4, 3989620), (5, 3191696), (8, 1994810), (10, 1595848), (16, 997405), (19, 839920), (20, 797924), (38, 419960), (40, 398962), (76, 209980), (80, 199481), (95, 167984), (152, 104990), (190, 83992), (304, 52495), (380, 41996), (760, 20998), (1520, 10499)]