15001640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19739}}^1$

素因数の和:19769

約数の個数: 32

約数和(自身を含む): 35532000

約数和(自身を除く): 20530360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 19739, 39478, 78956, 98695, 157912, 197390, 375041, 394780, 750082, 789560, 1500164, 1875205, 3000328, 3750410, 7500820, 15001640]

約数ペア:

[(1, 15001640), (2, 7500820), (4, 3750410), (5, 3000328), (8, 1875205), (10, 1500164), (19, 789560), (20, 750082), (38, 394780), (40, 375041), (76, 197390), (95, 157912), (152, 98695), (190, 78956), (380, 39478), (760, 19739)]