202013440

素因数分解:

$2^8\times 5^1\times {\mathrm{157823}}^1$

素因数の和:157844

約数の個数: 36

約数和(自身を含む): 483888384

約数和(自身を除く): 281874944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 157823, 315646, 631292, 789115, 1262584, 1578230, 2525168, 3156460, 5050336, 6312920, 10100672, 12625840, 20201344, 25251680, 40402688, 50503360, 101006720, 202013440]

約数ペア:

[(1, 202013440), (2, 101006720), (4, 50503360), (5, 40402688), (8, 25251680), (10, 20201344), (16, 12625840), (20, 10100672), (32, 6312920), (40, 5050336), (64, 3156460), (80, 2525168), (128, 1578230), (160, 1262584), (256, 789115), (320, 631292), (640, 315646), (1280, 157823)]