2019500740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4390219}}^1$

素因数の和:4390251

約数の個数: 24

約数和(自身を含む): 4425341760

約数和(自身を除く): 2405841020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 4390219, 8780438, 17560876, 21951095, 43902190, 87804380, 100975037, 201950074, 403900148, 504875185, 1009750370, 2019500740]

約数ペア:

[(1, 2019500740), (2, 1009750370), (4, 504875185), (5, 403900148), (10, 201950074), (20, 100975037), (23, 87804380), (46, 43902190), (92, 21951095), (115, 17560876), (230, 8780438), (460, 4390219)]