209428810

素因数分解:

$2^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{25447}}^1$

素因数の和:26277

約数の個数: 16

約数和(自身を含む): 377444736

約数和(自身を除く): 168015926

約数列:

[1, 2, 5, 10, 823, 1646, 4115, 8230, 25447, 50894, 127235, 254470, 20942881, 41885762, 104714405, 209428810]

約数ペア:

[(1, 209428810), (2, 104714405), (5, 41885762), (10, 20942881), (823, 254470), (1646, 127235), (4115, 50894), (8230, 25447)]