42187790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{222041}}^1$

素因数の和:222067

約数の個数: 16

約数和(自身を含む): 79935120

約数和(自身を除く): 37747330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 222041, 444082, 1110205, 2220410, 4218779, 8437558, 21093895, 42187790]

約数ペア:

[(1, 42187790), (2, 21093895), (5, 8437558), (10, 4218779), (19, 2220410), (38, 1110205), (95, 444082), (190, 222041)]