101440880

素因数分解:

$2^4\times 5^1\times {\mathrm{1268011}}^1$

素因数の和:1268024

約数の個数: 20

約数和(自身を含む): 235850232

約数和(自身を除く): 134409352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1268011, 2536022, 5072044, 6340055, 10144088, 12680110, 20288176, 25360220, 50720440, 101440880]

約数ペア:

[(1, 101440880), (2, 50720440), (4, 25360220), (5, 20288176), (8, 12680110), (10, 10144088), (16, 6340055), (20, 5072044), (40, 2536022), (80, 1268011)]