56421080

素因数分解:

$2^3\times 5^1\times {\mathrm{1410527}}^1$

素因数の和:1410538

約数の個数: 16

約数和(自身を含む): 126947520

約数和(自身を除く): 70526440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1410527, 2821054, 5642108, 7052635, 11284216, 14105270, 28210540, 56421080]

約数ペア:

[(1, 56421080), (2, 28210540), (4, 14105270), (5, 11284216), (8, 7052635), (10, 5642108), (20, 2821054), (40, 1410527)]