2213902480

素因数分解:

$2^4\times 5^1\times {\mathrm{27673781}}^1$

素因数の和:27673794

約数の個数: 20

約数和(自身を含む): 5147323452

約数和(自身を除く): 2933420972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27673781, 55347562, 110695124, 138368905, 221390248, 276737810, 442780496, 553475620, 1106951240, 2213902480]

約数ペア:

[(1, 2213902480), (2, 1106951240), (4, 553475620), (5, 442780496), (8, 276737810), (10, 221390248), (16, 138368905), (20, 110695124), (40, 55347562), (80, 27673781)]