2565431920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1886347}}^1$

素因数の和:1886377

約数の個数: 40

約数和(自身を含む): 6315493104

約数和(自身を除く): 3750061184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1886347, 3772694, 7545388, 9431735, 15090776, 18863470, 30181552, 32067899, 37726940, 64135798, 75453880, 128271596, 150907760, 160339495, 256543192, 320678990, 513086384, 641357980, 1282715960, 2565431920]

約数ペア:

[(1, 2565431920), (2, 1282715960), (4, 641357980), (5, 513086384), (8, 320678990), (10, 256543192), (16, 160339495), (17, 150907760), (20, 128271596), (34, 75453880), (40, 64135798), (68, 37726940), (80, 32067899), (85, 30181552), (136, 18863470), (170, 15090776), (272, 9431735), (340, 7545388), (680, 3772694), (1360, 1886347)]