249093080

素因数分解:

$2^3\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{3109}}^1$

素因数の和:5123

約数の個数: 32

約数和(自身を含む): 560919600

約数和(自身を除く): 311826520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2003, 3109, 4006, 6218, 8012, 10015, 12436, 15545, 16024, 20030, 24872, 31090, 40060, 62180, 80120, 124360, 6227327, 12454654, 24909308, 31136635, 49818616, 62273270, 124546540, 249093080]

約数ペア:

[(1, 249093080), (2, 124546540), (4, 62273270), (5, 49818616), (8, 31136635), (10, 24909308), (20, 12454654), (40, 6227327), (2003, 124360), (3109, 80120), (4006, 62180), (6218, 40060), (8012, 31090), (10015, 24872), (12436, 20030), (15545, 16024)]