249470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 514080

約数和(自身を除く): 264610

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 101, 130, 190, 202, 247, 494, 505, 1010, 1235, 1313, 1919, 2470, 2626, 3838, 6565, 9595, 13130, 19190, 24947, 49894, 124735, 249470]

約数ペア:

[(1, 249470), (2, 124735), (5, 49894), (10, 24947), (13, 19190), (19, 13130), (26, 9595), (38, 6565), (65, 3838), (95, 2626), (101, 2470), (130, 1919), (190, 1313), (202, 1235), (247, 1010), (494, 505)]