208025890

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{90841}}^1$

素因数の和:91077

約数の個数: 16

約数和(自身を含む): 376085880

約数和(自身を除く): 168059990

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 90841, 181682, 454205, 908410, 20802589, 41605178, 104012945, 208025890]

約数ペア:

[(1, 208025890), (2, 104012945), (5, 41605178), (10, 20802589), (229, 908410), (458, 454205), (1145, 181682), (2290, 90841)]