290220388

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{2340487}}^1$

素因数の和:2340522

約数の個数: 12

約数和(自身を含む): 524269312

約数和(自身を除く): 234048924

約数列:

[1, 2, 4, 31, 62, 124, 2340487, 4680974, 9361948, 72555097, 145110194, 290220388]

約数ペア:

[(1, 290220388), (2, 145110194), (4, 72555097), (31, 9361948), (62, 4680974), (124, 2340487)]