42443540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{26863}}^1$

素因数の和:26951

約数の個数: 24

約数和(自身を含む): 90263040

約数和(自身を除く): 47819500

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 26863, 53726, 107452, 134315, 268630, 537260, 2122177, 4244354, 8488708, 10610885, 21221770, 42443540]

約数ペア:

[(1, 42443540), (2, 21221770), (4, 10610885), (5, 8488708), (10, 4244354), (20, 2122177), (79, 537260), (158, 268630), (316, 134315), (395, 107452), (790, 53726), (1580, 26863)]