4389580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16883}}^1$

素因数の和:16905

約数の個数: 24

約数和(自身を含む): 9927792

約数和(自身を除く): 5538212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 16883, 33766, 67532, 84415, 168830, 219479, 337660, 438958, 877916, 1097395, 2194790, 4389580]

約数ペア:

[(1, 4389580), (2, 2194790), (4, 1097395), (5, 877916), (10, 438958), (13, 337660), (20, 219479), (26, 168830), (52, 84415), (65, 67532), (130, 33766), (260, 16883)]