20269450

素因数分解:

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

素因数の和:6942

約数の個数: 24

約数和(自身を含む): 38345760

約数和(自身を除く): 18076310

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950, 6871, 13742, 34355, 68710, 171775, 343550, 405389, 810778, 2026945, 4053890, 10134725, 20269450]

約数ペア:

[(1, 20269450), (2, 10134725), (5, 4053890), (10, 2026945), (25, 810778), (50, 405389), (59, 343550), (118, 171775), (295, 68710), (590, 34355), (1475, 13742), (2950, 6871)]