2019926825

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{827}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 3038269824

約数和(自身を除く): 1018342999

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 821, 827, 2975, 4105, 4135, 5747, 5789, 13957, 14059, 20525, 20675, 28735, 28945, 69785, 70295, 97699, 98413, 143675, 144725, 348925, 351475, 488495, 492065, 678967, 2442475, 2460325, 3394835, 4752769, 11542439, 16974175, 23763845, 57712195, 80797073, 118819225, 288560975, 403985365, 2019926825]

約数ペア:

[(1, 2019926825), (5, 403985365), (7, 288560975), (17, 118819225), (25, 80797073), (35, 57712195), (85, 23763845), (119, 16974175), (175, 11542439), (425, 4752769), (595, 3394835), (821, 2460325), (827, 2442475), (2975, 678967), (4105, 492065), (4135, 488495), (5747, 351475), (5789, 348925), (13957, 144725), (14059, 143675), (20525, 98413), (20675, 97699), (28735, 70295), (28945, 69785)]