204774580

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{11239}}^1$

素因数の和:12159

約数の個数: 24

約数和(自身を含む): 430536960

約数和(自身を除く): 225762380

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 3644, 4555, 9110, 11239, 18220, 22478, 44956, 56195, 112390, 224780, 10238729, 20477458, 40954916, 51193645, 102387290, 204774580]

約数ペア:

[(1, 204774580), (2, 102387290), (4, 51193645), (5, 40954916), (10, 20477458), (20, 10238729), (911, 224780), (1822, 112390), (3644, 56195), (4555, 44956), (9110, 22478), (11239, 18220)]