20358290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70201}}^1$

素因数の和:70237

約数の個数: 16

約数和(自身を含む): 37909080

約数和(自身を除く): 17550790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 70201, 140402, 351005, 702010, 2035829, 4071658, 10179145, 20358290]

約数ペア:

[(1, 20358290), (2, 10179145), (5, 4071658), (10, 2035829), (29, 702010), (58, 351005), (145, 140402), (290, 70201)]