280430836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{323077}}^1$

素因数の和:323119

約数の個数: 24

約数和(自身を含む): 578955776

約数和(自身を除く): 298524940

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 323077, 646154, 1292308, 2261539, 4523078, 9046156, 10015387, 20030774, 40061548, 70107709, 140215418, 280430836]

約数ペア:

[(1, 280430836), (2, 140215418), (4, 70107709), (7, 40061548), (14, 20030774), (28, 10015387), (31, 9046156), (62, 4523078), (124, 2261539), (217, 1292308), (434, 646154), (868, 323077)]