2019939260

素因数分解:

$2^2\times 5^1\times {\mathrm{4409}}^1\times {\mathrm{22907}}^1$

素因数の和:27325

約数の個数: 24

約数和(自身を含む): 4243019760

約数和(自身を除く): 2223080500

約数列:

[1, 2, 4, 5, 10, 20, 4409, 8818, 17636, 22045, 22907, 44090, 45814, 88180, 91628, 114535, 229070, 458140, 100996963, 201993926, 403987852, 504984815, 1009969630, 2019939260]

約数ペア:

[(1, 2019939260), (2, 1009969630), (4, 504984815), (5, 403987852), (10, 201993926), (20, 100996963), (4409, 458140), (8818, 229070), (17636, 114535), (22045, 91628), (22907, 88180), (44090, 45814)]