138169240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{314021}}^1$

素因数の和:314043

約数の個数: 32

約数和(自身を含む): 339143760

約数和(自身を除く): 200974520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 314021, 628042, 1256084, 1570105, 2512168, 3140210, 3454231, 6280420, 6908462, 12560840, 13816924, 17271155, 27633848, 34542310, 69084620, 138169240]

約数ペア:

[(1, 138169240), (2, 69084620), (4, 34542310), (5, 27633848), (8, 17271155), (10, 13816924), (11, 12560840), (20, 6908462), (22, 6280420), (40, 3454231), (44, 3140210), (55, 2512168), (88, 1570105), (110, 1256084), (220, 628042), (440, 314021)]