2640000396

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{20000003}}^1$

素因数の和:20000021

約数の個数: 24

約数和(自身を含む): 6720001344

約数和(自身を除く): 4080000948

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 20000003, 40000006, 60000009, 80000012, 120000018, 220000033, 240000036, 440000066, 660000099, 880000132, 1320000198, 2640000396]

約数ペア:

[(1, 2640000396), (2, 1320000198), (3, 880000132), (4, 660000099), (6, 440000066), (11, 240000036), (12, 220000033), (22, 120000018), (33, 80000012), (44, 60000009), (66, 40000006), (132, 20000003)]