28986260

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{14071}}^1$

素因数の和:14183

約数の個数: 24

約数和(自身を含む): 61466496

約数和(自身を除く): 32480236

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 14071, 28142, 56284, 70355, 140710, 281420, 1449313, 2898626, 5797252, 7246565, 14493130, 28986260]

約数ペア:

[(1, 28986260), (2, 14493130), (4, 7246565), (5, 5797252), (10, 2898626), (20, 1449313), (103, 281420), (206, 140710), (412, 70355), (515, 56284), (1030, 28142), (2060, 14071)]