40020272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{58169}}^1$

素因数の和:58220

約数の個数: 20

約数和(自身を含む): 79343880

約数和(自身を除く): 39323608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 58169, 116338, 232676, 465352, 930704, 2501267, 5002534, 10005068, 20010136, 40020272]

約数ペア:

[(1, 40020272), (2, 20010136), (4, 10005068), (8, 5002534), (16, 2501267), (43, 930704), (86, 465352), (172, 232676), (344, 116338), (688, 58169)]