2400800

素因数分解:

$2^5\times 5^2\times {\mathrm{3001}}^1$

素因数の和:3021

約数の個数: 36

約数和(自身を含む): 5862906

約数和(自身を除く): 3462106

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 3001, 6002, 12004, 15005, 24008, 30010, 48016, 60020, 75025, 96032, 120040, 150050, 240080, 300100, 480160, 600200, 1200400, 2400800]

約数ペア:

[(1, 2400800), (2, 1200400), (4, 600200), (5, 480160), (8, 300100), (10, 240080), (16, 150050), (20, 120040), (25, 96032), (32, 75025), (40, 60020), (50, 48016), (80, 30010), (100, 24008), (160, 15005), (200, 12004), (400, 6002), (800, 3001)]