264704480

素因数分解:

$2^5\times 5^1\times {\mathrm{1654403}}^1$

素因数の和:1654418

約数の個数: 24

約数和(自身を含む): 625364712

約数和(自身を除く): 360660232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1654403, 3308806, 6617612, 8272015, 13235224, 16544030, 26470448, 33088060, 52940896, 66176120, 132352240, 264704480]

約数ペア:

[(1, 264704480), (2, 132352240), (4, 66176120), (5, 52940896), (8, 33088060), (10, 26470448), (16, 16544030), (20, 13235224), (32, 8272015), (40, 6617612), (80, 3308806), (160, 1654403)]