389509510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{230479}}^1$

素因数の和:230512

約数の個数: 24

約数和(自身を含む): 759201120

約数和(自身を除く): 369691610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 230479, 460958, 1152395, 2304790, 2996227, 5992454, 14981135, 29962270, 38950951, 77901902, 194754755, 389509510]

約数ペア:

[(1, 389509510), (2, 194754755), (5, 77901902), (10, 38950951), (13, 29962270), (26, 14981135), (65, 5992454), (130, 2996227), (169, 2304790), (338, 1152395), (845, 460958), (1690, 230479)]