1115858690

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{278269}}^1$

素因数の和:278677

約数の個数: 16

約数和(自身を含む): 2013561720

約数和(自身を除く): 897703030

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 278269, 556538, 1391345, 2782690, 111585869, 223171738, 557929345, 1115858690]

約数ペア:

[(1, 1115858690), (2, 557929345), (5, 223171738), (10, 111585869), (401, 2782690), (802, 1391345), (2005, 556538), (4010, 278269)]