20142070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3779}}^1$

素因数の和:3840

約数の個数: 32

約数和(自身を含む): 40007520

約数和(自身を除く): 19865450

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 3779, 5330, 7558, 18895, 37790, 49127, 98254, 154939, 245635, 309878, 491270, 774695, 1549390, 2014207, 4028414, 10071035, 20142070]

約数ペア:

[(1, 20142070), (2, 10071035), (5, 4028414), (10, 2014207), (13, 1549390), (26, 774695), (41, 491270), (65, 309878), (82, 245635), (130, 154939), (205, 98254), (410, 49127), (533, 37790), (1066, 18895), (2665, 7558), (3779, 5330)]