201289420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{529709}}^1$

素因数の和:529737

約数の個数: 24

約数和(自身を含む): 444956400

約数和(自身を除く): 243666980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 529709, 1059418, 2118836, 2648545, 5297090, 10064471, 10594180, 20128942, 40257884, 50322355, 100644710, 201289420]

約数ペア:

[(1, 201289420), (2, 100644710), (4, 50322355), (5, 40257884), (10, 20128942), (19, 10594180), (20, 10064471), (38, 5297090), (76, 2648545), (95, 2118836), (190, 1059418), (380, 529709)]