12899680

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2179}}^1$

素因数の和:2231

約数の個数: 48

約数和(自身を含む): 31313520

約数和(自身を除く): 18413840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2179, 2960, 4358, 5920, 8716, 10895, 17432, 21790, 34864, 43580, 69728, 80623, 87160, 161246, 174320, 322492, 348640, 403115, 644984, 806230, 1289968, 1612460, 2579936, 3224920, 6449840, 12899680]

約数ペア:

[(1, 12899680), (2, 6449840), (4, 3224920), (5, 2579936), (8, 1612460), (10, 1289968), (16, 806230), (20, 644984), (32, 403115), (37, 348640), (40, 322492), (74, 174320), (80, 161246), (148, 87160), (160, 80623), (185, 69728), (296, 43580), (370, 34864), (592, 21790), (740, 17432), (1184, 10895), (1480, 8716), (2179, 5920), (2960, 4358)]