220186450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{400339}}^1$

素因数の和:400362

約数の個数: 24

約数和(自身を含む): 446779440

約数和(自身を除く): 226592990

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 400339, 800678, 2001695, 4003390, 4403729, 8807458, 10008475, 20016950, 22018645, 44037290, 110093225, 220186450]

約数ペア:

[(1, 220186450), (2, 110093225), (5, 44037290), (10, 22018645), (11, 20016950), (22, 10008475), (25, 8807458), (50, 4403729), (55, 4003390), (110, 2001695), (275, 800678), (550, 400339)]