9028400

素因数分解:

$2^4\times 5^2\times {\mathrm{22571}}^1$

素因数の和:22589

約数の個数: 30

約数和(自身を含む): 21691692

約数和(自身を除く): 12663292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 22571, 45142, 90284, 112855, 180568, 225710, 361136, 451420, 564275, 902840, 1128550, 1805680, 2257100, 4514200, 9028400]

約数ペア:

[(1, 9028400), (2, 4514200), (4, 2257100), (5, 1805680), (8, 1128550), (10, 902840), (16, 564275), (20, 451420), (25, 361136), (40, 225710), (50, 180568), (80, 112855), (100, 90284), (200, 45142), (400, 22571)]