40538900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{6871}}^1$

素因数の和:6944

約数の個数: 36

約数和(自身を含む): 89473440

約数和(自身を除く): 48934540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2950, 5900, 6871, 13742, 27484, 34355, 68710, 137420, 171775, 343550, 405389, 687100, 810778, 1621556, 2026945, 4053890, 8107780, 10134725, 20269450, 40538900]

約数ペア:

[(1, 40538900), (2, 20269450), (4, 10134725), (5, 8107780), (10, 4053890), (20, 2026945), (25, 1621556), (50, 810778), (59, 687100), (100, 405389), (118, 343550), (236, 171775), (295, 137420), (590, 68710), (1180, 34355), (1475, 27484), (2950, 13742), (5900, 6871)]