2056495870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1438109}}^1$

素因数の和:1438140

約数の個数: 32

約数和(自身を含む): 4348844640

約数和(自身を除く): 2292348770

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1438109, 2876218, 7190545, 14381090, 15819199, 18695417, 31638398, 37390834, 79095995, 93477085, 158191990, 186954170, 205649587, 411299174, 1028247935, 2056495870]

約数ペア:

[(1, 2056495870), (2, 1028247935), (5, 411299174), (10, 205649587), (11, 186954170), (13, 158191990), (22, 93477085), (26, 79095995), (55, 37390834), (65, 31638398), (110, 18695417), (130, 15819199), (143, 14381090), (286, 7190545), (715, 2876218), (1430, 1438109)]