12964400

素因数分解:

$2^4\times 5^2\times {\mathrm{32411}}^1$

素因数の和:32429

約数の個数: 30

約数和(自身を含む): 31147932

約数和(自身を除く): 18183532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 32411, 64822, 129644, 162055, 259288, 324110, 518576, 648220, 810275, 1296440, 1620550, 2592880, 3241100, 6482200, 12964400]

約数ペア:

[(1, 12964400), (2, 6482200), (4, 3241100), (5, 2592880), (8, 1620550), (10, 1296440), (16, 810275), (20, 648220), (25, 518576), (40, 324110), (50, 259288), (80, 162055), (100, 129644), (200, 64822), (400, 32411)]