40538800

素因数分解:

$2^4\times 5^2\times {\mathrm{101347}}^1$

素因数の和:101365

約数の個数: 30

約数和(自身を含む): 97395428

約数和(自身を除く): 56856628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 101347, 202694, 405388, 506735, 810776, 1013470, 1621552, 2026940, 2533675, 4053880, 5067350, 8107760, 10134700, 20269400, 40538800]

約数ペア:

[(1, 40538800), (2, 20269400), (4, 10134700), (5, 8107760), (8, 5067350), (10, 4053880), (16, 2533675), (20, 2026940), (25, 1621552), (40, 1013470), (50, 810776), (80, 506735), (100, 405388), (200, 202694), (400, 101347)]