7123820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32381}}^1$

素因数の和:32401

約数の個数: 24

約数和(自身を含む): 16320528

約数和(自身を除く): 9196708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 32381, 64762, 129524, 161905, 323810, 356191, 647620, 712382, 1424764, 1780955, 3561910, 7123820]

約数ペア:

[(1, 7123820), (2, 3561910), (4, 1780955), (5, 1424764), (10, 712382), (11, 647620), (20, 356191), (22, 323810), (44, 161905), (55, 129524), (110, 64762), (220, 32381)]