128134712120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139276861}}^1$

素因数の和:139276895

約数の個数: 32

約数和(自身を含む): 300838021920

約数和(自身を除く): 172703309800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 139276861, 278553722, 557107444, 696384305, 1114214888, 1392768610, 2785537220, 3203367803, 5571074440, 6406735606, 12813471212, 16016839015, 25626942424, 32033678030, 64067356060, 128134712120]

約数ペア:

[(1, 128134712120), (2, 64067356060), (4, 32033678030), (5, 25626942424), (8, 16016839015), (10, 12813471212), (20, 6406735606), (23, 5571074440), (40, 3203367803), (46, 2785537220), (92, 1392768610), (115, 1114214888), (184, 696384305), (230, 557107444), (460, 278553722), (920, 139276861)]