2221979540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10099907}}^1$

素因数の和:10099927

約数の個数: 24

約数和(自身を含む): 5090353632

約数和(自身を除く): 2868374092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 10099907, 20199814, 40399628, 50499535, 100999070, 111098977, 201998140, 222197954, 444395908, 555494885, 1110989770, 2221979540]

約数ペア:

[(1, 2221979540), (2, 1110989770), (4, 555494885), (5, 444395908), (10, 222197954), (11, 201998140), (20, 111098977), (22, 100999070), (44, 50499535), (55, 40399628), (110, 20199814), (220, 10099907)]