212592140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32909}}^1$

素因数の和:32954

約数の個数: 48

約数和(自身を含む): 497599200

約数和(自身を除く): 285007060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 32909, 65818, 131636, 164545, 329090, 559453, 625271, 658180, 1118906, 1250542, 2237812, 2501084, 2797265, 3126355, 5594530, 6252710, 10629607, 11189060, 12505420, 21259214, 42518428, 53148035, 106296070, 212592140]

約数ペア:

[(1, 212592140), (2, 106296070), (4, 53148035), (5, 42518428), (10, 21259214), (17, 12505420), (19, 11189060), (20, 10629607), (34, 6252710), (38, 5594530), (68, 3126355), (76, 2797265), (85, 2501084), (95, 2237812), (170, 1250542), (190, 1118906), (323, 658180), (340, 625271), (380, 559453), (646, 329090), (1292, 164545), (1615, 131636), (3230, 65818), (6460, 32909)]