205329080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1063}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 505612800

約数和(自身を除く): 300283720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 439, 440, 878, 1063, 1756, 2126, 2195, 3512, 4252, 4390, 4829, 5315, 8504, 8780, 9658, 10630, 11693, 17560, 19316, 21260, 23386, 24145, 38632, 42520, 46772, 48290, 58465, 93544, 96580, 116930, 193160, 233860, 466657, 467720, 933314, 1866628, 2333285, 3733256, 4666570, 5133227, 9333140, 10266454, 18666280, 20532908, 25666135, 41065816, 51332270, 102664540, 205329080]

約数ペア:

[(1, 205329080), (2, 102664540), (4, 51332270), (5, 41065816), (8, 25666135), (10, 20532908), (11, 18666280), (20, 10266454), (22, 9333140), (40, 5133227), (44, 4666570), (55, 3733256), (88, 2333285), (110, 1866628), (220, 933314), (439, 467720), (440, 466657), (878, 233860), (1063, 193160), (1756, 116930), (2126, 96580), (2195, 93544), (3512, 58465), (4252, 48290), (4390, 46772), (4829, 42520), (5315, 38632), (8504, 24145), (8780, 23386), (9658, 21260), (10630, 19316), (11693, 17560)]