200090840

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{4909}}^1$

素因数の和:5939

約数の個数: 32

約数和(自身を含む): 450738000

約数和(自身を除く): 250647160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 2038, 4076, 4909, 5095, 8152, 9818, 10190, 19636, 20380, 24545, 39272, 40760, 49090, 98180, 196360, 5002271, 10004542, 20009084, 25011355, 40018168, 50022710, 100045420, 200090840]

約数ペア:

[(1, 200090840), (2, 100045420), (4, 50022710), (5, 40018168), (8, 25011355), (10, 20009084), (20, 10004542), (40, 5002271), (1019, 196360), (2038, 98180), (4076, 49090), (4909, 40760), (5095, 39272), (8152, 24545), (9818, 20380), (10190, 19636)]