2077885880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7421021}}^1$

素因数の和:7421039

約数の個数: 32

約数和(自身を含む): 5343135840

約数和(自身を除く): 3265249960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7421021, 14842042, 29684084, 37105105, 51947147, 59368168, 74210210, 103894294, 148420420, 207788588, 259735735, 296840840, 415577176, 519471470, 1038942940, 2077885880]

約数ペア:

[(1, 2077885880), (2, 1038942940), (4, 519471470), (5, 415577176), (7, 296840840), (8, 259735735), (10, 207788588), (14, 148420420), (20, 103894294), (28, 74210210), (35, 59368168), (40, 51947147), (56, 37105105), (70, 29684084), (140, 14842042), (280, 7421021)]