42049820

素因数分解:

$2^2\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{1453}}^1$

素因数の和:2909

約数の個数: 24

約数和(自身を含む): 88426464

約数和(自身を除く): 46376644

約数列:

[1, 2, 4, 5, 10, 20, 1447, 1453, 2894, 2906, 5788, 5812, 7235, 7265, 14470, 14530, 28940, 29060, 2102491, 4204982, 8409964, 10512455, 21024910, 42049820]

約数ペア:

[(1, 42049820), (2, 21024910), (4, 10512455), (5, 8409964), (10, 4204982), (20, 2102491), (1447, 29060), (1453, 28940), (2894, 14530), (2906, 14470), (5788, 7265), (5812, 7235)]