4492000

素因数分解:

$2^5\times 5^3\times {\mathrm{1123}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 11046672

約数和(自身を除く): 6554672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1123, 2000, 2246, 4000, 4492, 5615, 8984, 11230, 17968, 22460, 28075, 35936, 44920, 56150, 89840, 112300, 140375, 179680, 224600, 280750, 449200, 561500, 898400, 1123000, 2246000, 4492000]

約数ペア:

[(1, 4492000), (2, 2246000), (4, 1123000), (5, 898400), (8, 561500), (10, 449200), (16, 280750), (20, 224600), (25, 179680), (32, 140375), (40, 112300), (50, 89840), (80, 56150), (100, 44920), (125, 35936), (160, 28075), (200, 22460), (250, 17968), (400, 11230), (500, 8984), (800, 5615), (1000, 4492), (1123, 4000), (2000, 2246)]