11378800

素因数分解:

$2^4\times 5^2\times {\mathrm{28447}}^1$

素因数の和:28465

約数の個数: 30

約数和(自身を含む): 27338528

約数和(自身を除く): 15959728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 28447, 56894, 113788, 142235, 227576, 284470, 455152, 568940, 711175, 1137880, 1422350, 2275760, 2844700, 5689400, 11378800]

約数ペア:

[(1, 11378800), (2, 5689400), (4, 2844700), (5, 2275760), (8, 1422350), (10, 1137880), (16, 711175), (20, 568940), (25, 455152), (40, 284470), (50, 227576), (80, 142235), (100, 113788), (200, 56894), (400, 28447)]