184561640

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{28307}}^1$

素因数の和:28481

約数の個数: 32

約数和(自身を含む): 417826080

約数和(自身を除く): 233264440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 28307, 56614, 113228, 141535, 226456, 283070, 566140, 1132280, 4614041, 9228082, 18456164, 23070205, 36912328, 46140410, 92280820, 184561640]

約数ペア:

[(1, 184561640), (2, 92280820), (4, 46140410), (5, 36912328), (8, 23070205), (10, 18456164), (20, 9228082), (40, 4614041), (163, 1132280), (326, 566140), (652, 283070), (815, 226456), (1304, 141535), (1630, 113228), (3260, 56614), (6520, 28307)]