2019915950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{24469}}^1$

素因数の和:24621

約数の個数: 48

約数和(自身を含む): 4078072320

約数和(自身を除く): 2058156370

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 127, 130, 254, 325, 635, 650, 1270, 1651, 3175, 3302, 6350, 8255, 16510, 24469, 41275, 48938, 82550, 122345, 244690, 318097, 611725, 636194, 1223450, 1590485, 3107563, 3180970, 6215126, 7952425, 15537815, 15904850, 31075630, 40398319, 77689075, 80796638, 155378150, 201991595, 403983190, 1009957975, 2019915950]

約数ペア:

[(1, 2019915950), (2, 1009957975), (5, 403983190), (10, 201991595), (13, 155378150), (25, 80796638), (26, 77689075), (50, 40398319), (65, 31075630), (127, 15904850), (130, 15537815), (254, 7952425), (325, 6215126), (635, 3180970), (650, 3107563), (1270, 1590485), (1651, 1223450), (3175, 636194), (3302, 611725), (6350, 318097), (8255, 244690), (16510, 122345), (24469, 82550), (41275, 48938)]