42186940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{39799}}^1$

素因数の和:39861

約数の個数: 24

約数和(自身を含む): 90266400

約数和(自身を除く): 48079460

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 39799, 79598, 159196, 198995, 397990, 795980, 2109347, 4218694, 8437388, 10546735, 21093470, 42186940]

約数ペア:

[(1, 42186940), (2, 21093470), (4, 10546735), (5, 8437388), (10, 4218694), (20, 2109347), (53, 795980), (106, 397990), (212, 198995), (265, 159196), (530, 79598), (1060, 39799)]