1516960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 3780000

約数和(自身を除く): 2263040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 499, 608, 760, 998, 1520, 1996, 2495, 3040, 3992, 4990, 7984, 9481, 9980, 15968, 18962, 19960, 37924, 39920, 47405, 75848, 79840, 94810, 151696, 189620, 303392, 379240, 758480, 1516960]

約数ペア:

[(1, 1516960), (2, 758480), (4, 379240), (5, 303392), (8, 189620), (10, 151696), (16, 94810), (19, 79840), (20, 75848), (32, 47405), (38, 39920), (40, 37924), (76, 19960), (80, 18962), (95, 15968), (152, 9980), (160, 9481), (190, 7984), (304, 4990), (380, 3992), (499, 3040), (608, 2495), (760, 1996), (998, 1520)]