2004509990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{106453}}^1$

素因数の和:106736

約数の個数: 32

約数和(自身を含む): 4138931520

約数和(自身を除く): 2134421530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269, 538, 1345, 1883, 2690, 3766, 9415, 18830, 106453, 212906, 532265, 745171, 1064530, 1490342, 3725855, 7451710, 28635857, 57271714, 143179285, 200450999, 286358570, 400901998, 1002254995, 2004509990]

約数ペア:

[(1, 2004509990), (2, 1002254995), (5, 400901998), (7, 286358570), (10, 200450999), (14, 143179285), (35, 57271714), (70, 28635857), (269, 7451710), (538, 3725855), (1345, 1490342), (1883, 1064530), (2690, 745171), (3766, 532265), (9415, 212906), (18830, 106453)]