26209970

素因数分解:

$2^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{4051}}^1$

素因数の和:4705

約数の個数: 16

約数和(自身を含む): 47262528

約数和(自身を除く): 21052558

約数列:

[1, 2, 5, 10, 647, 1294, 3235, 4051, 6470, 8102, 20255, 40510, 2620997, 5241994, 13104985, 26209970]

約数ペア:

[(1, 26209970), (2, 13104985), (5, 5241994), (10, 2620997), (647, 40510), (1294, 20255), (3235, 8102), (4051, 6470)]