1078155280

素因数分解:

$2^4\times 5^1\times {\mathrm{13476941}}^1$

素因数の和:13476954

約数の個数: 20

約数和(自身を含む): 2506711212

約数和(自身を除く): 1428555932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13476941, 26953882, 53907764, 67384705, 107815528, 134769410, 215631056, 269538820, 539077640, 1078155280]

約数ペア:

[(1, 1078155280), (2, 539077640), (4, 269538820), (5, 215631056), (8, 134769410), (10, 107815528), (16, 67384705), (20, 53907764), (40, 26953882), (80, 13476941)]