68268560

素因数分解:

$2^4\times 5^1\times {\mathrm{853357}}^1$

素因数の和:853370

約数の個数: 20

約数和(自身を含む): 158724588

約数和(自身を除く): 90456028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 853357, 1706714, 3413428, 4266785, 6826856, 8533570, 13653712, 17067140, 34134280, 68268560]

約数ペア:

[(1, 68268560), (2, 34134280), (4, 17067140), (5, 13653712), (8, 8533570), (10, 6826856), (16, 4266785), (20, 3413428), (40, 1706714), (80, 853357)]