180405568

素因数分解:

$2^6\times 7^1\times {\mathrm{402691}}^1$

素因数の和:402710

約数の個数: 28

約数和(自身を含む): 409135072

約数和(自身を除く): 228729504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 402691, 805382, 1610764, 2818837, 3221528, 5637674, 6443056, 11275348, 12886112, 22550696, 25772224, 45101392, 90202784, 180405568]

約数ペア:

[(1, 180405568), (2, 90202784), (4, 45101392), (7, 25772224), (8, 22550696), (14, 12886112), (16, 11275348), (28, 6443056), (32, 5637674), (56, 3221528), (64, 2818837), (112, 1610764), (224, 805382), (448, 402691)]