4029220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15497}}^1$

素因数の和:15519

約数の個数: 24

約数和(自身を含む): 9112824

約数和(自身を除く): 5083604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15497, 30994, 61988, 77485, 154970, 201461, 309940, 402922, 805844, 1007305, 2014610, 4029220]

約数ペア:

[(1, 4029220), (2, 2014610), (4, 1007305), (5, 805844), (10, 402922), (13, 309940), (20, 201461), (26, 154970), (52, 77485), (65, 61988), (130, 30994), (260, 15497)]