20163570340

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1144357}}^1$

素因数の和:1145247

約数の個数: 24

約数和(自身を含む): 42391597752

約数和(自身を除く): 22228027412

約数列:

[1, 2, 4, 5, 10, 20, 881, 1762, 3524, 4405, 8810, 17620, 1144357, 2288714, 4577428, 5721785, 11443570, 22887140, 1008178517, 2016357034, 4032714068, 5040892585, 10081785170, 20163570340]

約数ペア:

[(1, 20163570340), (2, 10081785170), (4, 5040892585), (5, 4032714068), (10, 2016357034), (20, 1008178517), (881, 22887140), (1762, 11443570), (3524, 5721785), (4405, 4577428), (8810, 2288714), (17620, 1144357)]