2767240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9883}}^1$

素因数の和:9901

約数の個数: 32

約数和(自身を含む): 7116480

約数和(自身を除く): 4349240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9883, 19766, 39532, 49415, 69181, 79064, 98830, 138362, 197660, 276724, 345905, 395320, 553448, 691810, 1383620, 2767240]

約数ペア:

[(1, 2767240), (2, 1383620), (4, 691810), (5, 553448), (7, 395320), (8, 345905), (10, 276724), (14, 197660), (20, 138362), (28, 98830), (35, 79064), (40, 69181), (56, 49415), (70, 39532), (140, 19766), (280, 9883)]