26940140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16229}}^1$

素因数の和:16321

約数の個数: 24

約数和(自身を含む): 57259440

約数和(自身を除く): 30319300

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 16229, 32458, 64916, 81145, 162290, 324580, 1347007, 2694014, 5388028, 6735035, 13470070, 26940140]

約数ペア:

[(1, 26940140), (2, 13470070), (4, 6735035), (5, 5388028), (10, 2694014), (20, 1347007), (83, 324580), (166, 162290), (332, 81145), (415, 64916), (830, 32458), (1660, 16229)]