8492048860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{720887}}^1$

素因数の和:720946

約数の個数: 48

約数和(自身を含む): 19377469440

約数和(自身を除く): 10885420580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 720887, 1441774, 2883548, 3604435, 7208870, 13696853, 14417740, 22347497, 27393706, 44694994, 54787412, 68484265, 89389988, 111737485, 136968530, 223474970, 273937060, 424602443, 446949940, 849204886, 1698409772, 2123012215, 4246024430, 8492048860]

約数ペア:

[(1, 8492048860), (2, 4246024430), (4, 2123012215), (5, 1698409772), (10, 849204886), (19, 446949940), (20, 424602443), (31, 273937060), (38, 223474970), (62, 136968530), (76, 111737485), (95, 89389988), (124, 68484265), (155, 54787412), (190, 44694994), (310, 27393706), (380, 22347497), (589, 14417740), (620, 13696853), (1178, 7208870), (2356, 3604435), (2945, 2883548), (5890, 1441774), (11780, 720887)]