42194120

素因数分解:

$2^3\times 5^1\times {\mathrm{1054853}}^1$

素因数の和:1054864

約数の個数: 16

約数和(自身を含む): 94936860

約数和(自身を除く): 52742740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1054853, 2109706, 4219412, 5274265, 8438824, 10548530, 21097060, 42194120]

約数ペア:

[(1, 42194120), (2, 21097060), (4, 10548530), (5, 8438824), (8, 5274265), (10, 4219412), (20, 2109706), (40, 1054853)]