181806220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{1877}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 397535040

約数和(自身を除く): 215728820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 167, 290, 334, 580, 668, 835, 1670, 1877, 3340, 3754, 4843, 7508, 9385, 9686, 18770, 19372, 24215, 37540, 48430, 54433, 96860, 108866, 217732, 272165, 313459, 544330, 626918, 1088660, 1253836, 1567295, 3134590, 6269180, 9090311, 18180622, 36361244, 45451555, 90903110, 181806220]

約数ペア:

[(1, 181806220), (2, 90903110), (4, 45451555), (5, 36361244), (10, 18180622), (20, 9090311), (29, 6269180), (58, 3134590), (116, 1567295), (145, 1253836), (167, 1088660), (290, 626918), (334, 544330), (580, 313459), (668, 272165), (835, 217732), (1670, 108866), (1877, 96860), (3340, 54433), (3754, 48430), (4843, 37540), (7508, 24215), (9385, 19372), (9686, 18770)]