20685570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3011}}^1$

素因数の和:3250

約数の個数: 32

約数和(自身を含む): 49878720

約数和(自身を除く): 29193150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 229, 458, 687, 1145, 1374, 2290, 3011, 3435, 6022, 6870, 9033, 15055, 18066, 30110, 45165, 90330, 689519, 1379038, 2068557, 3447595, 4137114, 6895190, 10342785, 20685570]

約数ペア:

[(1, 20685570), (2, 10342785), (3, 6895190), (5, 4137114), (6, 3447595), (10, 2068557), (15, 1379038), (30, 689519), (229, 90330), (458, 45165), (687, 30110), (1145, 18066), (1374, 15055), (2290, 9033), (3011, 6870), (3435, 6022)]