1878102740

素因数分解:

$2^2\times 5^1\times {\mathrm{93905137}}^1$

素因数の和:93905146

約数の個数: 12

約数和(自身を含む): 3944015796

約数和(自身を除く): 2065913056

約数列:

[1, 2, 4, 5, 10, 20, 93905137, 187810274, 375620548, 469525685, 939051370, 1878102740]

約数ペア:

[(1, 1878102740), (2, 939051370), (4, 469525685), (5, 375620548), (10, 187810274), (20, 93905137)]