2019600280

素因数分解:

$2^3\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{43117}}^1$

素因数の和:44299

約数の個数: 32

約数和(自身を含む): 4548086640

約数和(自身を除く): 2528486360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1171, 2342, 4684, 5855, 9368, 11710, 23420, 43117, 46840, 86234, 172468, 215585, 344936, 431170, 862340, 1724680, 50490007, 100980014, 201960028, 252450035, 403920056, 504900070, 1009800140, 2019600280]

約数ペア:

[(1, 2019600280), (2, 1009800140), (4, 504900070), (5, 403920056), (8, 252450035), (10, 201960028), (20, 100980014), (40, 50490007), (1171, 1724680), (2342, 862340), (4684, 431170), (5855, 344936), (9368, 215585), (11710, 172468), (23420, 86234), (43117, 46840)]