22116400

素因数分解:

$2^4\times 5^2\times {\mathrm{55291}}^1$

素因数の和:55309

約数の個数: 30

約数和(自身を含む): 53135612

約数和(自身を除く): 31019212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 55291, 110582, 221164, 276455, 442328, 552910, 884656, 1105820, 1382275, 2211640, 2764550, 4423280, 5529100, 11058200, 22116400]

約数ペア:

[(1, 22116400), (2, 11058200), (4, 5529100), (5, 4423280), (8, 2764550), (10, 2211640), (16, 1382275), (20, 1105820), (25, 884656), (40, 552910), (50, 442328), (80, 276455), (100, 221164), (200, 110582), (400, 55291)]