23138900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3259}}^1$

素因数の和:3344

約数の個数: 36

約数和(自身を含む): 50934240

約数和(自身を除く): 27795340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3259, 3550, 6518, 7100, 13036, 16295, 32590, 65180, 81475, 162950, 231389, 325900, 462778, 925556, 1156945, 2313890, 4627780, 5784725, 11569450, 23138900]

約数ペア:

[(1, 23138900), (2, 11569450), (4, 5784725), (5, 4627780), (10, 2313890), (20, 1156945), (25, 925556), (50, 462778), (71, 325900), (100, 231389), (142, 162950), (284, 81475), (355, 65180), (710, 32590), (1420, 16295), (1775, 13036), (3259, 7100), (3550, 6518)]