76686680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{273881}}^1$

素因数の和:273899

約数の個数: 32

約数和(自身を含む): 197195040

約数和(自身を除く): 120508360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 273881, 547762, 1095524, 1369405, 1917167, 2191048, 2738810, 3834334, 5477620, 7668668, 9585835, 10955240, 15337336, 19171670, 38343340, 76686680]

約数ペア:

[(1, 76686680), (2, 38343340), (4, 19171670), (5, 15337336), (7, 10955240), (8, 9585835), (10, 7668668), (14, 5477620), (20, 3834334), (28, 2738810), (35, 2191048), (40, 1917167), (56, 1369405), (70, 1095524), (140, 547762), (280, 273881)]