77468440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{276673}}^1$

素因数の和:276691

約数の個数: 32

約数和(自身を含む): 199205280

約数和(自身を除く): 121736840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 276673, 553346, 1106692, 1383365, 1936711, 2213384, 2766730, 3873422, 5533460, 7746844, 9683555, 11066920, 15493688, 19367110, 38734220, 77468440]

約数ペア:

[(1, 77468440), (2, 38734220), (4, 19367110), (5, 15493688), (7, 11066920), (8, 9683555), (10, 7746844), (14, 5533460), (20, 3873422), (28, 2766730), (35, 2213384), (40, 1936711), (56, 1383365), (70, 1106692), (140, 553346), (280, 276673)]