210005649010

素因数分解:

$2^1\times 5^1\times {\mathrm{12959}}^1\times {\mathrm{1620539}}^1$

素因数の和:1633505

約数の個数: 16

約数和(自身を含む): 378039571200

約数和(自身を除く): 168033922190

約数列:

[1, 2, 5, 10, 12959, 25918, 64795, 129590, 1620539, 3241078, 8102695, 16205390, 21000564901, 42001129802, 105002824505, 210005649010]

約数ペア:

[(1, 210005649010), (2, 105002824505), (5, 42001129802), (10, 21000564901), (12959, 16205390), (25918, 8102695), (64795, 3241078), (129590, 1620539)]