12912883240

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{930323}}^1$

素因数の和:930681

約数の個数: 32

約数和(自身を含む): 29137747680

約数和(自身を除く): 16224864440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 6940, 13880, 930323, 1860646, 3721292, 4651615, 7442584, 9303230, 18606460, 37212920, 322822081, 645644162, 1291288324, 1614110405, 2582576648, 3228220810, 6456441620, 12912883240]

約数ペア:

[(1, 12912883240), (2, 6456441620), (4, 3228220810), (5, 2582576648), (8, 1614110405), (10, 1291288324), (20, 645644162), (40, 322822081), (347, 37212920), (694, 18606460), (1388, 9303230), (1735, 7442584), (2776, 4651615), (3470, 3721292), (6940, 1860646), (13880, 930323)]