201548440

素因数分解:

$2^3\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{3019}}^1$

素因数の和:4699

約数の個数: 32

約数和(自身を含む): 453906000

約数和(自身を除く): 252357560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1669, 3019, 3338, 6038, 6676, 8345, 12076, 13352, 15095, 16690, 24152, 30190, 33380, 60380, 66760, 120760, 5038711, 10077422, 20154844, 25193555, 40309688, 50387110, 100774220, 201548440]

約数ペア:

[(1, 201548440), (2, 100774220), (4, 50387110), (5, 40309688), (8, 25193555), (10, 20154844), (20, 10077422), (40, 5038711), (1669, 120760), (3019, 66760), (3338, 60380), (6038, 33380), (6676, 30190), (8345, 24152), (12076, 16690), (13352, 15095)]