84411920

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7591}}^1$

素因数の和:7743

約数の個数: 40

約数和(自身を含む): 197695680

約数和(自身を除く): 113283760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 7591, 11120, 15182, 30364, 37955, 60728, 75910, 121456, 151820, 303640, 607280, 1055149, 2110298, 4220596, 5275745, 8441192, 10551490, 16882384, 21102980, 42205960, 84411920]

約数ペア:

[(1, 84411920), (2, 42205960), (4, 21102980), (5, 16882384), (8, 10551490), (10, 8441192), (16, 5275745), (20, 4220596), (40, 2110298), (80, 1055149), (139, 607280), (278, 303640), (556, 151820), (695, 121456), (1112, 75910), (1390, 60728), (2224, 37955), (2780, 30364), (5560, 15182), (7591, 11120)]