87372920

素因数分解:

$2^3\times 5^1\times {\mathrm{2184323}}^1$

素因数の和:2184334

約数の個数: 16

約数和(自身を含む): 196589160

約数和(自身を除く): 109216240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2184323, 4368646, 8737292, 10921615, 17474584, 21843230, 43686460, 87372920]

約数ペア:

[(1, 87372920), (2, 43686460), (4, 21843230), (5, 17474584), (8, 10921615), (10, 8737292), (20, 4368646), (40, 2184323)]