20839380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15101}}^1$

素因数の和:15136

約数の個数: 48

約数和(自身を含む): 60891264

約数和(自身を除く): 40051884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15101, 30202, 45303, 60404, 75505, 90606, 151010, 181212, 226515, 302020, 347323, 453030, 694646, 906060, 1041969, 1389292, 1736615, 2083938, 3473230, 4167876, 5209845, 6946460, 10419690, 20839380]

約数ペア:

[(1, 20839380), (2, 10419690), (3, 6946460), (4, 5209845), (5, 4167876), (6, 3473230), (10, 2083938), (12, 1736615), (15, 1389292), (20, 1041969), (23, 906060), (30, 694646), (46, 453030), (60, 347323), (69, 302020), (92, 226515), (115, 181212), (138, 151010), (230, 90606), (276, 75505), (345, 60404), (460, 45303), (690, 30202), (1380, 15101)]