3994400

素因数分解:

$2^5\times 5^2\times {\mathrm{4993}}^1$

素因数の和:5013

約数の個数: 36

約数和(自身を含む): 9753282

約数和(自身を除く): 5758882

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 4993, 9986, 19972, 24965, 39944, 49930, 79888, 99860, 124825, 159776, 199720, 249650, 399440, 499300, 798880, 998600, 1997200, 3994400]

約数ペア:

[(1, 3994400), (2, 1997200), (4, 998600), (5, 798880), (8, 499300), (10, 399440), (16, 249650), (20, 199720), (25, 159776), (32, 124825), (40, 99860), (50, 79888), (80, 49930), (100, 39944), (160, 24965), (200, 19972), (400, 9986), (800, 4993)]