2849680

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 6696000

約数和(自身を除く): 3846320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 199, 358, 398, 716, 796, 895, 995, 1432, 1592, 1790, 1990, 2864, 3184, 3580, 3980, 7160, 7960, 14320, 15920, 35621, 71242, 142484, 178105, 284968, 356210, 569936, 712420, 1424840, 2849680]

約数ペア:

[(1, 2849680), (2, 1424840), (4, 712420), (5, 569936), (8, 356210), (10, 284968), (16, 178105), (20, 142484), (40, 71242), (80, 35621), (179, 15920), (199, 14320), (358, 7960), (398, 7160), (716, 3980), (796, 3580), (895, 3184), (995, 2864), (1432, 1990), (1592, 1790)]