275551280

素因数分解:

$2^4\times 5^1\times {\mathrm{3444391}}^1$

素因数の和:3444404

約数の個数: 20

約数和(自身を含む): 640656912

約数和(自身を除く): 365105632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3444391, 6888782, 13777564, 17221955, 27555128, 34443910, 55110256, 68887820, 137775640, 275551280]

約数ペア:

[(1, 275551280), (2, 137775640), (4, 68887820), (5, 55110256), (8, 34443910), (10, 27555128), (16, 17221955), (20, 13777564), (40, 6888782), (80, 3444391)]