12221200

素因数分解:

$2^4\times 5^2\times {\mathrm{30553}}^1$

素因数の和:30571

約数の個数: 30

約数和(自身を含む): 29362394

約数和(自身を除く): 17141194

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 30553, 61106, 122212, 152765, 244424, 305530, 488848, 611060, 763825, 1222120, 1527650, 2444240, 3055300, 6110600, 12221200]

約数ペア:

[(1, 12221200), (2, 6110600), (4, 3055300), (5, 2444240), (8, 1527650), (10, 1222120), (16, 763825), (20, 611060), (25, 488848), (40, 305530), (50, 244424), (80, 152765), (100, 122212), (200, 61106), (400, 30553)]