1640365022

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 2532321792

約数和(自身を除く): 891956770

約数列:

[1, 2, 83, 103, 166, 197, 206, 394, 487, 974, 8549, 16351, 17098, 20291, 32702, 40421, 40582, 50161, 80842, 95939, 100322, 191878, 1684153, 3368306, 4163363, 7962937, 8326726, 9881717, 15925874, 19763434, 820182511, 1640365022]

約数ペア:

[(1, 1640365022), (2, 820182511), (83, 19763434), (103, 15925874), (166, 9881717), (197, 8326726), (206, 7962937), (394, 4163363), (487, 3368306), (974, 1684153), (8549, 191878), (16351, 100322), (17098, 95939), (20291, 80842), (32702, 50161), (40421, 40582)]