19379969240

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2901193}}^1$

素因数の和:2901371

約数の個数: 32

約数和(自身を含む): 43866053280

約数和(自身を除く): 24486084040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 2901193, 5802386, 11604772, 14505965, 23209544, 29011930, 58023860, 116047720, 484499231, 968998462, 1937996924, 2422496155, 3875993848, 4844992310, 9689984620, 19379969240]

約数ペア:

[(1, 19379969240), (2, 9689984620), (4, 4844992310), (5, 3875993848), (8, 2422496155), (10, 1937996924), (20, 968998462), (40, 484499231), (167, 116047720), (334, 58023860), (668, 29011930), (835, 23209544), (1336, 14505965), (1670, 11604772), (3340, 5802386), (6680, 2901193)]