28796800

素因数分解:

$2^7\times 5^2\times {\mathrm{8999}}^1$

素因数の和:9023

約数の個数: 48

約数和(自身を含む): 71145000

約数和(自身を除く): 42348200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 8999, 17998, 35996, 44995, 71992, 89990, 143984, 179980, 224975, 287968, 359960, 449950, 575936, 719920, 899900, 1151872, 1439840, 1799800, 2879680, 3599600, 5759360, 7199200, 14398400, 28796800]

約数ペア:

[(1, 28796800), (2, 14398400), (4, 7199200), (5, 5759360), (8, 3599600), (10, 2879680), (16, 1799800), (20, 1439840), (25, 1151872), (32, 899900), (40, 719920), (50, 575936), (64, 449950), (80, 359960), (100, 287968), (128, 224975), (160, 179980), (200, 143984), (320, 89990), (400, 71992), (640, 44995), (800, 35996), (1600, 17998), (3200, 8999)]