28623890

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{15991}}^1$

素因数の和:16177

約数の個数: 16

約数和(自身を含む): 51814080

約数和(自身を除く): 23190190

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 15991, 31982, 79955, 159910, 2862389, 5724778, 14311945, 28623890]

約数ペア:

[(1, 28623890), (2, 14311945), (5, 5724778), (10, 2862389), (179, 159910), (358, 79955), (895, 31982), (1790, 15991)]