26217860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31973}}^1$

素因数の和:32023

約数の個数: 24

約数和(自身を含む): 56402136

約数和(自身を除く): 30184276

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 31973, 63946, 127892, 159865, 319730, 639460, 1310893, 2621786, 5243572, 6554465, 13108930, 26217860]

約数ペア:

[(1, 26217860), (2, 13108930), (4, 6554465), (5, 5243572), (10, 2621786), (20, 1310893), (41, 639460), (82, 319730), (164, 159865), (205, 127892), (410, 63946), (820, 31973)]