306586240

素因数分解:

$2^7\times 5^1\times {\mathrm{479041}}^1$

素因数の和:479060

約数の個数: 32

約数和(自身を含む): 732934260

約数和(自身を除く): 426348020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 479041, 958082, 1916164, 2395205, 3832328, 4790410, 7664656, 9580820, 15329312, 19161640, 30658624, 38323280, 61317248, 76646560, 153293120, 306586240]

約数ペア:

[(1, 306586240), (2, 153293120), (4, 76646560), (5, 61317248), (8, 38323280), (10, 30658624), (16, 19161640), (20, 15329312), (32, 9580820), (40, 7664656), (64, 4790410), (80, 3832328), (128, 2395205), (160, 1916164), (320, 958082), (640, 479041)]