28269135220

素因数分解:

$2^2\times 5^1\times {\mathrm{13841}}^1\times {\mathrm{102121}}^1$

素因数の和:115971

約数の個数: 24

約数和(自身を含む): 59370054408

約数和(自身を除く): 31100919188

約数列:

[1, 2, 4, 5, 10, 20, 13841, 27682, 55364, 69205, 102121, 138410, 204242, 276820, 408484, 510605, 1021210, 2042420, 1413456761, 2826913522, 5653827044, 7067283805, 14134567610, 28269135220]

約数ペア:

[(1, 28269135220), (2, 14134567610), (4, 7067283805), (5, 5653827044), (10, 2826913522), (20, 1413456761), (13841, 2042420), (27682, 1021210), (55364, 510605), (69205, 408484), (102121, 276820), (138410, 204242)]