22276400

素因数分解:

$2^4\times 5^2\times {\mathrm{55691}}^1$

素因数の和:55709

約数の個数: 30

約数和(自身を含む): 53520012

約数和(自身を除く): 31243612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 55691, 111382, 222764, 278455, 445528, 556910, 891056, 1113820, 1392275, 2227640, 2784550, 4455280, 5569100, 11138200, 22276400]

約数ペア:

[(1, 22276400), (2, 11138200), (4, 5569100), (5, 4455280), (8, 2784550), (10, 2227640), (16, 1392275), (20, 1113820), (25, 891056), (40, 556910), (50, 445528), (80, 278455), (100, 222764), (200, 111382), (400, 55691)]