128263236460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^2\times {\mathrm{539783}}^1$

素因数の和:540010

約数の個数: 36

約数和(自身を含む): 271847097648

約数和(自身を除く): 143583861188

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 11881, 23762, 47524, 59405, 118810, 237620, 539783, 1079566, 2159132, 2698915, 5397830, 10795660, 58836347, 117672694, 235345388, 294181735, 588363470, 1176726940, 6413161823, 12826323646, 25652647292, 32065809115, 64131618230, 128263236460]

約数ペア:

[(1, 128263236460), (2, 64131618230), (4, 32065809115), (5, 25652647292), (10, 12826323646), (20, 6413161823), (109, 1176726940), (218, 588363470), (436, 294181735), (545, 235345388), (1090, 117672694), (2180, 58836347), (11881, 10795660), (23762, 5397830), (47524, 2698915), (59405, 2159132), (118810, 1079566), (237620, 539783)]