42641240

素因数分解:

$2^3\times 5^1\times {\mathrm{1066031}}^1$

素因数の和:1066042

約数の個数: 16

約数和(自身を含む): 95942880

約数和(自身を除く): 53301640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1066031, 2132062, 4264124, 5330155, 8528248, 10660310, 21320620, 42641240]

約数ペア:

[(1, 42641240), (2, 21320620), (4, 10660310), (5, 8528248), (8, 5330155), (10, 4264124), (20, 2132062), (40, 1066031)]