2019334100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{412109}}^1$

素因数の和:412137

約数の個数: 54

約数和(自身を含む): 5097388590

約数和(自身を除く): 3078054490

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 412109, 824218, 1648436, 2060545, 2884763, 4121090, 5769526, 8242180, 10302725, 11539052, 14423815, 20193341, 20605450, 28847630, 40386682, 41210900, 57695260, 72119075, 80773364, 100966705, 144238150, 201933410, 288476300, 403866820, 504833525, 1009667050, 2019334100]

約数ペア:

[(1, 2019334100), (2, 1009667050), (4, 504833525), (5, 403866820), (7, 288476300), (10, 201933410), (14, 144238150), (20, 100966705), (25, 80773364), (28, 72119075), (35, 57695260), (49, 41210900), (50, 40386682), (70, 28847630), (98, 20605450), (100, 20193341), (140, 14423815), (175, 11539052), (196, 10302725), (245, 8242180), (350, 5769526), (490, 4121090), (700, 2884763), (980, 2060545), (1225, 1648436), (2450, 824218), (4900, 412109)]