4209140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16189}}^1$

素因数の和:16211

約数の個数: 24

約数和(自身を含む): 9519720

約数和(自身を除く): 5310580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 16189, 32378, 64756, 80945, 161890, 210457, 323780, 420914, 841828, 1052285, 2104570, 4209140]

約数ペア:

[(1, 4209140), (2, 2104570), (4, 1052285), (5, 841828), (10, 420914), (13, 323780), (20, 210457), (26, 161890), (52, 80945), (65, 64756), (130, 32378), (260, 16189)]