4942040

素因数分解:

$2^3\times 5^1\times {\mathrm{123551}}^1$

素因数の和:123562

約数の個数: 16

約数和(自身を含む): 11119680

約数和(自身を除く): 6177640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 123551, 247102, 494204, 617755, 988408, 1235510, 2471020, 4942040]

約数ペア:

[(1, 4942040), (2, 2471020), (4, 1235510), (5, 988408), (8, 617755), (10, 494204), (20, 247102), (40, 123551)]