26711620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 61302528

約数和(自身を除く): 34590908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1447, 1846, 2894, 3692, 4615, 5788, 7235, 9230, 14470, 18460, 18811, 28940, 37622, 75244, 94055, 102737, 188110, 205474, 376220, 410948, 513685, 1027370, 1335581, 2054740, 2671162, 5342324, 6677905, 13355810, 26711620]

約数ペア:

[(1, 26711620), (2, 13355810), (4, 6677905), (5, 5342324), (10, 2671162), (13, 2054740), (20, 1335581), (26, 1027370), (52, 513685), (65, 410948), (71, 376220), (130, 205474), (142, 188110), (260, 102737), (284, 94055), (355, 75244), (710, 37622), (923, 28940), (1420, 18811), (1447, 18460), (1846, 14470), (2894, 9230), (3692, 7235), (4615, 5788)]