202450840

素因数分解:

$2^3\times 5^1\times {\mathrm{1459}}^1\times {\mathrm{3469}}^1$

素因数の和:4939

約数の個数: 32

約数和(自身を含む): 455958000

約数和(自身を除く): 253507160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1459, 2918, 3469, 5836, 6938, 7295, 11672, 13876, 14590, 17345, 27752, 29180, 34690, 58360, 69380, 138760, 5061271, 10122542, 20245084, 25306355, 40490168, 50612710, 101225420, 202450840]

約数ペア:

[(1, 202450840), (2, 101225420), (4, 50612710), (5, 40490168), (8, 25306355), (10, 20245084), (20, 10122542), (40, 5061271), (1459, 138760), (2918, 69380), (3469, 58360), (5836, 34690), (6938, 29180), (7295, 27752), (11672, 17345), (13876, 14590)]