28895590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1824

約数の個数: 32

約数和(自身を含む): 55048896

約数和(自身を除く): 26153306

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 1721, 3358, 3442, 8395, 8605, 16790, 17210, 39583, 79166, 125633, 197915, 251266, 395830, 628165, 1256330, 2889559, 5779118, 14447795, 28895590]

約数ペア:

[(1, 28895590), (2, 14447795), (5, 5779118), (10, 2889559), (23, 1256330), (46, 628165), (73, 395830), (115, 251266), (146, 197915), (230, 125633), (365, 79166), (730, 39583), (1679, 17210), (1721, 16790), (3358, 8605), (3442, 8395)]